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Assignee profile:

HARMONIC DRIVE SYSTEMS INC.

City:

Tokyo

Country:

Japan

Published Applications:

194

Last publication date:

2026-02-05

Patent Grants:

182

Last grant date:

2026-03-31

Top Inventors for applications by HARMONIC DRIVE SYSTEMS INC.

These are the the leading inventors for applications assigned to HARMONIC DRIVE SYSTEMS INC.:

Masaru Kobayashi 21 Azumino, Japan
Norio Shirokoshi 17 Azumino, Japan
Yoshihide Kiyosawa 15 Azumino, Japan
Masaru KOBAYASHI 15 Azumino-shi, Nagano, Japan

Norio SHIROKOSHI 14 Azumino-shi, Nagano, Japan
Jun Handa 11 Azumino, Japan
Yoshihide KIYOSAWA 10 Azumino-shi, Nagano, Japan
Shoichi Ishikawa 10 Yokohama, Japan

Yoshihide Kiyosawa 8 Azumino-shi, Japan
Junji Koyama 7 Nagano, Japan
Jun HANDA 7 Azumino-shi, Nagano, Japan
Noboru Takizawa 7 Azumino, Japan

Kozo Sasaki 6 Azumino, Japan
Masaru Kobayashi 6 Nagano-ken, Japan
Syuhei KOBAYASHI 6 Azumino-shi, Nagano, Japan
Xin Yue Zhang 6 Azumino, Japan

Masaru Kobayashi 6 Azumino-shi, Japan
Jun Handa 6 Azumino-shi, Japan
Naoki Kanayama 6 Azumino, Japan
Syuhei Kobayashi 6 Azumino, Japan

Shoichi Ishikawa 6 Yokohama-shi, Japan
Nozomu Tanioka 5 Azumino, Japan
Hiroaki Kimura 5 Azumino, Japan
Daisuke ORII 5 Azumino-shi, Nagano, Japan

Sotaro Miyake 5 Azumino, Japan
Kozo SASAKI 5 Azumino-shi, Japan
Makoto Iwasaki 5 Nagoya, Japan
Yuya Murayama 5 Azumino, Japan

Daisuke Orii 5 Azumino, Japan
Satoru Kanai 5 Azumino-shi, Japan
Yuya MURAYAMA 5 Azumino-shi, Nagano, Japan
Yoshifumi Okitsu 5 Azumino, Japan

Makoto Iwasaki 4 Nagoya-shi, Japan
Yoshifumi Okitsu 4 Azumino-shi, Japan
Kiyoto Kobayashi 4 Nagano, Japan
Nozomu Tanioka 4 Azumino-shi, Japan

Noboru TAKIZAWA 4 Azumino-shi, Nagano, Japan
Yuki Kato 4 Azumino, Japan
Satoru Kanai 4 Azumino, Japan
Junji Koyama 4 Azumino, Japan

Shoichi Ishikawa 4 Kanagawa, Japan
Naoki KANAYAMA 4 Azumino-shi, Nagano, Japan
Junji Koyama 4 Minamiazumi-gun Nagano-ken, Japan
Junji Koyama 4 Nagano-ken, Japan

Hiroaki KIMURA 4 Azumino-shi, Japan
Akihiro Yokoyama 4 Nagano, Japan
Kiyoto Kobayashi 4 Azumino, Japan
Shoichi ISHIKAWA 3 Yokohama-shi, Kanagawa, Japan

Toshiki Maruyama 3 Azumino, Japan
Hiroki HANAOKA 3 Nagano, Japan
Yoshihide Kiyosawa 3 Nagano-ken, Japan
Hiroshi Kameda 3 Nagano-ken, Japan

Hiroshi Yamazaki 3 Azumino, Japan
Junji Koyama 3 Azumino-shi, Japan
Sotaro MIYAKE 3 Azumino-shi, Nagano, Japan
Shintaro Ueno 3 Azumino, Japan

Kunio Miyashita 3 Nagano, Japan
Yoshihide Kiyosawa 3 Nagano, Japan
Hiroshi YAMAZAKI 3 Azumino-shi, Nagano, Japan
Hiroaki KIMURA 3 Azumino-shi, Nagano, Japan

Xin Yue ZHANG 3 Azumino-shi, Nagano, Japan
Masashi Horiuchi 3 Nagano-ken, Japan
Toshiki Maruyama 3 Azumino-shi, Japan
Shintaro UENO 3 Azumino-shi, Nagano, Japan

Yoshitomo Mizoguchi 3 Azumino, Japan
Noboru Takizawa 3 Azumino-shi, Japan
Norio Shirokoshi 3 Azumino-shi, Japan
Keiji Ueura 3 Azumino, Japan

Ryosuke HIYOSHI 2 Kanagawa, Japan
Satoshi KISHI 2 Azumino-shi, Nagano, Japan
Muneo Mitamura 2 Nagano, Japan
Nozomu Tanioka 2 Nagano, Japan

Hiroshi Kameda 2 Minamiazumi-gun Nagano-ken, Japan
Yoshihiro Tanioka 2 Nagano-ken, Japan
Junji Koyama 2 Minamiazumi-gun, Japan
Kiyoto KOBAYASHI 2 Azumino-shi, Japan

Kishiro Nagai 2 Atsugi, Japan
Yoshihiko Yamada 2 Fujisawa, Japan
Kozo Sasaki 2 Nagano, Japan
Yuki Kato 2 Azumino-shi, Japan

Yasuo Sawamura 2 Nagano, Japan
Teizo Morimoto 2 Nagano-ken, Japan
Naoki Kanayama 2 Azumino-shi, Japan
Yoshinori Shibahara 2 Azumino, Japan

Masashi Horiuchi 2 Nagano, Japan
Brian COYNE 2 Marblehead, MA United States
Yusuke Shibamoto 2 Azumino-shi, Japan
Toru Takeda 2 Azumino, Japan

Yoshinori Ito 2 Nagano-ken, Japan
Yusuke Shibamoto 2 Azumino, Japan
Muneo Mitamura 2 Nagano-ken, Japan
Muneo Mitamura 2 Azumino-shi, Japan

Yoshiaki TANAKA 2 Kanagawa, Japan
Naoki Kanayama 2 Nagano-ken, Japan
Stephanie Moune 2 Azumino-shi, Japan
Toshihiko Kaji 2 Hyogo-ken, Japan

Yoshinori SHIBAHARA 2 Azumino-shi, Nagano, Japan
Makoto Iwasaki 2 Aichi, Japan
Manabu Kino 2 Azumino, Japan
Yuki KATOH 2 Nagano, Japan

Recent patent applications by HARMONIC DRIVE SYSTEMS INC.

HARMONIC DRIVE SYSTEMS INC. based in Tokyo, JP has been assigned the rights to these inventions. The list includes both Pending Applications and Patent Grants:

#1 | 2026-02-05

US20260036477A1

Physics

TORQUE SENSOR

#2 | 2025-12-25 ✅ Patent 12,590,620 granted on 2026-03-31

US20250389316A1

Mechanical engineering

STRAIN WAVE GEARING HAVING TORQUE SENSOR

#3 | 2025-03-06 ✅ Patent 12,326,186 granted on 2025-06-10

US20250075785A1

Mechanical engineering

STRAIN WAVE GEARING AND ACTUATOR

#4 | 2025-02-06 ✅ Patent 12,442,445 granted on 2025-10-14

US20250043861A1

Mechanical engineering

LUBRICATING STRUCTURE FOR GEAR TOOTH SURFACE

#5 | 2024-12-12 ✅ Patent 12,292,106 granted on 2025-05-06

US20240410457A1

Mechanical engineering

Strain wave gearing

#6 | 2024-11-14 ✅ Patent 12,222,028 granted on 2025-02-11

US20240376972A1

Mechanical engineering

Strain wave gearing

#7 | 2024-09-19 ✅ Patent 12,234,903 granted on 2025-02-25

US20240309945A1

Mechanical engineering

Strain wave gearing and actuator

#8 | 2024-08-15 ✅ Patent 12,617,038 granted on 2026-05-05

US20240269770A1

Performing operations; transporting

LASER WELDING METHOD

#9 | 2024-08-08 ✅ Patent 12,038,077 granted on 2024-07-16

US20240263693A1

Mechanical engineering

STRAIN WAVE GEARING

#10 | 2024-08-01 ✅ Patent 12,281,699 granted on 2025-04-22

US20240255050A1

Mechanical engineering

Lubrication method for gear device

#11 | 2024-08-01 ✅ Patent 12,359,710 granted on 2025-07-15

US20240255045A1

Mechanical engineering

SPACE ROLLING BEARING AND SPACE STRAIN WAVE GEARING DEVICE

#12 | 2024-07-11 ✅ Patent 12,092,199 granted on 2024-09-17

US20240229918A1

Mechanical engineering

Powder lubrication method of strain wave gearing

#13 | 2024-07-04 ✅ Patent 12,078,241 granted on 2024-09-03

US20240218926A1

Mechanical engineering

Method for lubricating strain wave gearing

#14 | 2024-05-16 ✅ Patent 12,209,648 granted on 2025-01-28

US20240159305A1

Mechanical engineering

Tooth profile designing method for strain wave gearing

#15 | 2024-03-28 ✅ Patent 12,535,110 granted on 2026-01-27

US20240102522A1

Mechanical engineering

BRAKE FOR MOTOR

#16 | 2024-02-15 ✅ Patent 12,234,902 granted on 2025-02-25

US20240052920A1

Mechanical engineering

Strain wave gearing

#17 | 2024-02-08 ✅ Patent 12,018,740 granted on 2024-06-25

US20240044401A1

Mechanical engineering

Strain wave gearing

#18 | 2024-02-08 ✅ Patent 12,215,768 granted on 2025-02-04

US20240044400A1

Mechanical engineering

Strain wave gearing

#19 | 2023-11-09 ✅ Patent 11,946,536 granted on 2024-04-02

US20230358304A1

Mechanical engineering

Strain wave gearing provided with three-dimensional tooth profile

#20 | 2023-11-02 ✅ Patent 11,828,356 granted on 2023-11-28

US20230349458A1

Mechanical engineering

Strain wave gearing provided with three-dimensional tooth profile

#21 | 2023-10-19 ✅ Patent 12,491,571 granted on 2025-12-09

US20230330763A1

Performing operations; transporting

GEAR SKIVING PROCESS METHOD

#22 | 2023-05-18 ✅ Patent 11,662,008 granted on 2023-05-30

US20230151881A1

Mechanical engineering

Speed ratio switching type strain wave gearing

#23 | 2023-04-13 ✅ Patent 11,982,343 granted on 2024-05-14

US20230116162A1

Mechanical engineering

Strain wave gearing having roller-bearing-type wave generator

#24 | 2023-04-06 ✅ Patent 12,092,221 granted on 2024-09-17

US20230109061A1

Mechanical engineering

Lubricant sealing structure, strain wave gearing, and actuator

#25 | 2023-03-23 ✅ Patent 11,885,403 granted on 2024-01-30

US20230093559A1

Mechanical engineering

Lubricant sealing structure, strain wave gearing, and actuator

#26 | 2023-02-16 ✅ Patent 12,203,746 granted on 2025-01-21

US20230048463A1

Physics

Rotary encoder

#27 | 2023-02-02

US20230035665A1

Mechanical engineering

STRAIN WAVE GEARING UNIT

#28 | 2022-12-01 ✅ Patent 11,874,143 granted on 2024-01-16

US20220381549A1

Physics

Dual absolute encoder

#29 | 2022-11-24 ✅ Patent 12,009,149 granted on 2024-06-11

US20220375670A1

Electricity

Push-pull solenoid

#30 | 2022-10-06 ✅ Patent 11,788,581 granted on 2023-10-17

US20220316528A1

Mechanical engineering

Bearing unit and strain wave gearing

#31 | 2022-09-15 ✅ Patent 11,841,071 granted on 2023-12-12

US20220290752A1

Mechanical engineering

Flat strain wave gearing

#32 | 2022-08-11 ✅ Patent 12,095,341 granted on 2024-09-17

US20220255400A1

Electricity

Rotary actuator

#33 | 2022-07-07 ✅ Patent 11,739,813 granted on 2023-08-29

US20220213947A1

Mechanical engineering

Planetary reduction gear

#34 | 2022-03-03 ✅ Patent 11,808,612 granted on 2023-11-07

US20220065667A1

Physics

Optical rotary encoder, servo motor, and actuator

#35 | 2021-12-30

US20210404544A1

Mechanical engineering

STRAIN WAVE GEARING UNIT

#36 | 2021-12-23 ✅ Patent 11,566,695 granted on 2023-01-31

US20210396303A1

Mechanical engineering

Unit-type strain wave gearing device

#37 | 2021-12-02 ✅ Patent 11,649,886 granted on 2023-05-16

US20210372515A1

Mechanical engineering

Wave generator of strain wave gearing device

#38 | 2021-11-04 ✅ Patent 11,603,918 granted on 2023-03-14

US20210341048A1

Mechanical engineering

Strain wave gearing device

#39 | 2021-10-07 ✅ Patent 11,359,938 granted on 2022-06-14

US20210310834A1

Physics

Dual absolute encoder

#40 | 2021-07-22 ✅ Patent 11,320,041 granted on 2022-05-03

US20210222769A1

Mechanical engineering

Method for lubricating strain wave gearing

#41 | 2021-07-22 ✅ Patent 11,441,660 granted on 2022-09-13

US20210222764A1

Mechanical engineering

Hollow strain-wave gear device

#42 | 2021-07-08 ✅ Patent 11,053,976 granted on 2021-07-06

US20210207652A1

Mechanical engineering

Double-row cylindrical roller bearing

#43 | 2021-05-13 ✅ Patent 11,486,481 granted on 2022-11-01

US20210140531A1

Mechanical engineering

Wave generator for strain wave gearing

#44 | 2021-05-13 ✅ Patent 11,118,668 granted on 2021-09-14

US20210140529A1

Mechanical engineering

Strain wave gearing

#45 | 2021-05-06 ✅ Patent 11,143,283 granted on 2021-10-12

US20210131543A1

Mechanical engineering

Strain wave gearing

#46 | 2021-03-11 ✅ Patent 11,015,693 granted on 2021-05-25

US20210071745A1

Mechanical engineering

Wave gear device

#47 | 2021-02-04 ✅ Patent 11,391,351 granted on 2022-07-19

US20210033178A1

Mechanical engineering

Rotation transmission mechanism provided with strain wave gearing

#48 | 2021-02-04 ✅ Patent 11,441,650 granted on 2022-09-13

US20210033177A1

Mechanical engineering

Rotation transmission mechanism provided with strain wave gearing

#49 | 2021-01-21

US20210018081A1

Mechanical engineering

STRAIN WAVE GEARING

#50 | 2020-09-10 ✅ Patent 11,168,775 granted on 2021-11-09

US20200284333A1

Mechanical engineering

Unit-type strain wave gearing

#51 | 2020-09-10 ✅ Patent 11,035,452 granted on 2021-06-15

US20200284332A1

Mechanical engineering

Wave generator and strain wave gearing

#52 | 2020-07-30 ✅ Patent 11,320,034 granted on 2022-05-03

US20200240500A1

Mechanical engineering

Strain wave gearing having unit structure

#53 | 2020-07-23 ✅ Patent 11,118,669 granted on 2021-09-14

US20200232549A1

Mechanical engineering

Strain wave gearing provided with lubricant-mixing-prevention part

#54 | 2020-05-21 ✅ Patent 10,935,121 granted on 2021-03-02

US20200158220A1

Mechanical engineering

Strain wave gearing

#55 | 2020-02-13 ✅ Patent 11,002,348 granted on 2021-05-11

US20200049237A1

Mechanical engineering

Rotary actuator and linear actuator

#56 | 2020-02-06 ✅ Patent 10,989,292 granted on 2021-04-27

US20200040978A1

Mechanical engineering

Strain wave gear device and wave generator

#57 | 2019-12-05 ✅ Patent 10,823,259 granted on 2020-11-03

US20190368576A1

Mechanical engineering

Strain wave gearing having 3-dimensional meshing tooth profile

#58 | 2019-11-21 ✅ Patent 10,883,592 granted on 2021-01-05

US20190353236A1

Mechanical engineering

Cup-type strain wave gearing

#59 | 2019-10-03 ✅ Patent 10,866,123 granted on 2020-12-15

US20190301898A1

Physics

Rotation detecting device and hollow actuator

#60 | 2019-09-12 ✅ Patent 10,890,239 granted on 2021-01-12

US20190277383A1

Mechanical engineering

Externally toothed gear for strain wave gearing

#61 | 2019-08-01 ✅ Patent 10,907,717 granted on 2021-02-02

US20190234502A1

Mechanical engineering

Wave generator and strain wave gearing

#62 | 2019-07-04 ✅ Patent 11,092,223 granted on 2021-08-17

US20190203819A1

Mechanical engineering

Dual-type strain wave gearing

#63 | 2019-03-21 ✅ Patent 10,883,591 granted on 2021-01-05

US20190085962A1

Mechanical engineering

Sliding contact-type wave generator, strain wave gearing, and wave-generating method

#64 | 2019-01-17 ✅ Patent 10,865,866 granted on 2020-12-15

US20190017585A1

Mechanical engineering

Strain wave gearing and actuator

#65 | 2019-01-03 ✅ Patent 10,309,453 granted on 2019-06-04

US20190003525A1

Mechanical engineering

Crossed roller bearing

#66 | 2018-12-20 ✅ Patent 11,028,915 granted on 2021-06-08

US20180363750A1

Mechanical engineering

Flat strain wave gearing

#67 | 2018-12-06 ✅ Patent 10,788,114 granted on 2020-09-29

US20180347679A1

Mechanical engineering

Strain wave gearing with full separation of two stresses

#68 | 2018-09-13 ✅ Patent 10,962,098 granted on 2021-03-30

US20180259054A1

Mechanical engineering

Sliding contact-type wave generator and strain wave gearing

#69 | 2018-09-13 ✅ Patent 10,883,589 granted on 2021-01-05

US20180259053A1

Mechanical engineering

Two stress-separation strain wave gearing

#70 | 2018-08-30 ✅ Patent 10,907,716 granted on 2021-02-02

US20180245678A1

Mechanical engineering

Wave generator for strain wave gearing

#71 | 2018-07-12 ✅ Patent 10,400,667 granted on 2019-09-03

US20180195433A1

Mechanical engineering

Variable compression ratio mechanism for internal combustion engine

#72 | 2018-06-28 ✅ Patent 11,002,349 granted on 2021-05-11

US20180180146A1

Mechanical engineering

Rotation transmission mechanism provided with strain wave gearing

#73 | 2018-06-14 ✅ Patent 10,400,666 granted on 2019-09-03

US20180163622A1

Mechanical engineering

Variable compression ratio mechanism for internal combustion engine

#74 | 2018-05-31 ✅ Patent 10,871,213 granted on 2020-12-22

US20180149255A1

Mechanical engineering

Strain wave gearing with compound meshing that involves congruity of tooth surfaces

#75 | 2017-11-23 ✅ Patent 10,236,747 granted on 2019-03-19

US20170338718A1

Electricity

Strain wave gearing with built-in motor

#76 | 2017-11-02 ✅ Patent 9,897,195 granted on 2018-02-20

US20170314671A1

Mechanical engineering

Planetary gear drive

#77 | 2017-08-10 ✅ Patent 10,352,427 granted on 2019-07-16

US20170227106A1

Mechanical engineering

Cup-shaped flexible externally toothed gear and cup-type strain wave gearing

#78 | 2017-08-10 ✅ Patent 10,215,259 granted on 2019-02-26

US20170227091A1

Mechanical engineering

Planetary reduction gear device

#79 | 2017-06-22 ✅ Patent 10,253,862 granted on 2019-04-09

US20170175869A1

Mechanical engineering

Dual-type strain wave gearing

#80 | 2017-01-19 ✅ Patent 10,145,459 granted on 2018-12-04

US20170016523A1

Mechanical engineering

Wave generator and strain wave gear device

#81 | 2016-12-08 ✅ Patent 10,174,825 granted on 2019-01-08

US20160356373A1

Mechanical engineering

Passing-type-meshing negative-deflection strain wave gearing

#82 | 2016-11-03 ✅ Patent 9,605,749 granted on 2017-03-28

US20160319927A1

Mechanical engineering

Planetary gear reducer

#83 | 2016-01-07 ✅ Patent 9,746,065 granted on 2017-08-29

US20160003338A1

Mechanical engineering

Strain wave gearing having double-contact negative deflection tooth profile

#84 | 2015-10-08 ✅ Patent 9,709,151 granted on 2017-07-18

US20150285356A1

Mechanical engineering

Wave generator and strain wave gearing

#85 | 2015-08-06 ✅ Patent 9,341,252 granted on 2016-05-17

US20150219200A1

Mechanical engineering

Wave generator and strain wave gearing

#86 | 2015-06-18

US20150167814A1

Mechanical engineering

WAVE GEAR DEVICE AND FLEXIBLE INTERNALLY TOOTHED GEAR

#87 | 2014-11-27 ✅ Patent 9,163,934 granted on 2015-10-20

US20140347679A1

Physics

Gap measurement device

#88 | 2014-07-24 ✅ Patent 9,075,399 granted on 2015-07-07

US20140203752A1

Physics

Positioning control system for actuator provided with wave gear device

#89 | 2014-06-19 ✅ Patent 9,476,494 granted on 2016-10-25

US20140165758A1

Mechanical engineering

Flexible externally toothed gear for wave gear device

#90 | 2014-06-05 ✅ Patent 9,309,921 granted on 2016-04-12

US20140150586A1

Mechanical engineering

Internally-toothed gear unit with composite roller bearing, and wave gear device

#91 | 2014-02-20 ✅ Patent 8,875,598 granted on 2014-11-04

US20140047938A1

Mechanical engineering

Unit type wave gear device

#92 | 2014-02-06 ✅ Patent 9,057,429 granted on 2015-06-16

US20140033840A1

Mechanical engineering

Concentric multi-axis actuator

#93 | 2014-01-16 ✅ Patent 8,864,387 granted on 2014-10-21

US20140016892A1

Mechanical engineering

Retainer for roller bearing and needle roller bearing

#94 | 2014-01-02 ✅ Patent 8,864,617 granted on 2014-10-21

US20140004989A1

Mechanical engineering

Planetary differential reduction device

#95 | 2013-11-28 ✅ Patent 8,833,205 granted on 2014-09-16

US20130316868A1

Mechanical engineering

Wave generator of wave gear device

#96 | 2013-11-28 ✅ Patent 9,003,924 granted on 2015-04-14

US20130312558A1

Mechanical engineering

Wave gear device and flexible externally toothed gear

#97 | 2013-05-16 ✅ Patent 9,046,384 granted on 2015-06-02

US20130124128A1

Physics

Self-calibration method for angle detector, angle detector, circumferential scale calibration device, and angle detector calibration device

#98 | 2013-03-28 ✅ Patent 8,770,064 granted on 2014-07-08

US20130079190A1

Mechanical engineering

Wave generator for wave gear device

#99 | 2013-03-07 ✅ Patent 9,000,643 granted on 2015-04-07

US20130057116A1

Mechanical engineering

Sealed rotational output unit and sealed motor assembly

#100 | 2012-12-06 ✅ Patent 8,910,545 granted on 2014-12-16

US20120304791A1

Mechanical engineering

Wave gear device provided with tapered flexible externally toothed gear

Also check out HARMONIC DRIVE SYSTEMS INC.'s (Tokyo, Japan) applicant profile with 81 patent applications submitted.

AssigneeID:

12449 ⎘