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Assignee profile:

NHK SPRING CO., LTD.

City:

Kanagawa

Country:

Japan

Published Applications:

362

Last publication date:

2026-05-07

Patent Grants:

337

Last grant date:

2026-04-28

Quarterly NHK SPRING CO., LTD. Patent Applications

Top Inventors for applications by NHK SPRING CO., LTD.

These are the the leading inventors for applications assigned to NHK SPRING CO., LTD.:

Recent patent applications by NHK SPRING CO., LTD.

NHK SPRING CO., LTD. based in Kanagawa, JP has been assigned the rights to these inventions. The list includes both Pending Applications and Patent Grants:

#1 | 2026-05-07
US20260124772A1
Performing operations; transporting

BENDING STRUCTURE AND SEMI-FINISHED PRODUCT THEREOF

 #2 | 2026-02-12
US20260043145A1
Chemistry; metallurgy

RUST-PROOFING TREATMENT METHOD FOR CYLINDRICAL MEMBER

 #3 | 2026-02-12
US20260042138A1
Performing operations; transporting

COIL SPRING MANUFACTURING METHOD

 #4 | 2025-12-25
US20250387680A1
Human necessities

GOLF SHAFT AND METHOD OF MANUFACTURING THE SAME

 #5 | 2025-10-30
US20250332877A1
Performing operations; transporting

VEHICLE SUSPENSION DEVICE

 #6 | 2025-08-07
US20250251026A1
Mechanical engineering

COIL SPRING DEVICE

 #7 | 2025-07-03
US20250215905A1
Mechanical engineering

ACCUMULATOR

 #8 | 2025-06-26
US20250207214A1
Chemistry; metallurgy

HEATING METHOD AND HEATING SYSTEM

 #9 | 2025-06-26
US20250205773A1
Performing operations; transporting

METHOD OF MANUFACTURING STABILIZER AND BASE MATERIAL

 #10 | 2025-06-26
US20250205725A1
Performing operations; transporting

COATING MATERIAL APPLICATION SYSTEM, CONTROL DEVICE, CONTROL METHOD, AND CONTROL PROGRAM

 #11 | 2025-05-15 ✅ Patent 12,614,562 granted on 2026-04-28
US20250157486A1
Physics

PROCESSING METHOD FOR FORMING A WORK HAVING A PAIR OF FLANGE BENDING PARTS

 #12 | 2025-05-15 ✅ Patent 12,646,529 granted on 2026-06-02
US20250157485A1
Physics

DIE SET FOR FORMING A WORK HAVING A PAIR OF FLANGE BENDING PARTS

 #13 | 2025-05-01
US20250135481A1
Performing operations; transporting

SURFACE TREATMENT JIG

 #14 | 2025-01-30 ✅ Patent 12,466,088 granted on 2025-11-11
US20250033230A1
Performing operations; transporting

BENDING STRUCTURAL BODY

 #15 | 2025-01-23
US20250026032A1
Performing operations; transporting

FLEXURAL STRUCTURE AND HALF-FINISHED PRODUCT THEREOF

 #16 | 2024-12-26
US20240424848A1
Performing operations; transporting

LEAF SPRING DEVICE

 #17 | 2024-11-21 ✅ Patent 12,387,754 granted on 2025-08-12
US20240386914A1
Physics

HEAD DRIVING DEVICE

 #18 | 2024-10-24 ✅ Patent 12,573,422 granted on 2026-03-10
US20240355354A1
Physics

FLEXURE OF SUSPENSION FOR DISK DRIVE AND SUSPENSION FOR DISK DRIVE, THE FLEXURE HAVING AN AREA WITH REDUCED THICKNESS WHERE AN ELECTRONIC COMPONENT IS MOUNTED

 #19 | 2024-10-24 ✅ Patent 12,337,469 granted on 2025-06-24
US20240351224A1
Performing operations; transporting

FLEXIBLE STRUCTURE

 #20 | 2024-10-03
US20240326535A1
Performing operations; transporting

SUSPENSION DEVICE

 #21 | 2024-09-19 ✅ Patent 12,387,751 granted on 2025-08-12
US20240312484A1
Physics

FLEXURE AND DISK DRIVE SUSPENSION

 #22 | 2024-08-29 ✅ Patent 12,654,207 granted on 2026-06-16
US20240286174A1
Performing operations; transporting

WORKPIECE CLEANING METHOD AND CLEANING DEVICE

 #23 | 2024-08-01 ✅ Patent 12,594,680 granted on 2026-04-07
US20240253251A1
Performing operations; transporting

FLEXIBLE STRUCTURE AND METHOD FOR PRODUCING SAME

 #24 | 2024-06-13
US20240189981A1
Performing operations; transporting

BENDING STRUCTURE BODY

 #25 | 2024-06-06
US20240181658A1
Performing operations; transporting

BENDING STRUCTURE AND METHOD FOR PRODUCING SAME

 #26 | 2024-05-02 ✅ Patent 12,612,147 granted on 2026-04-28
US20240140581A1
Performing operations; transporting

SHIP LAUNCHING SUPPORT SYSTEM, SHIP CONTROL DEVICE, SHIP LAUNCHING SUPPORT METHOD AND PROGRAM

 #27 | 2024-04-11 ✅ Patent 12,441,008 granted on 2025-10-14
US20240116195A1
Performing operations; transporting

BENDING STRUCTURE AND CONDUCTIVE DEVICE

 #28 | 2024-03-07 ✅ Patent 12,006,994 granted on 2024-06-11
US20240077123A1
Mechanical engineering

Valve spring

 #29 | 2024-01-04 ✅ Patent 12,334,124 granted on 2025-06-17
US20240005953A1
Physics

FLEXURE OF DISK DRIVE SUSPENSION AND DISK DRIVE SUSPENSION

 #30 | 2023-12-21 ✅ Patent 12,202,134 granted on 2025-01-21
US20230405844A1
Performing operations; transporting

Bending operation mechanism

 #31 | 2023-12-07 ✅ Patent 11,821,485 granted on 2023-11-21
US20230392662A1
Mechanical engineering

Coil spring

 #32 | 2023-10-19 ✅ Patent 12,296,467 granted on 2025-05-13
US20230330871A1
Performing operations; transporting

Bending structural body

 #33 | 2023-09-28 ✅ Patent 11,940,031 granted on 2024-03-26
US20230304557A1
Mechanical engineering

Coil spring

 #34 | 2023-09-14 ✅ Patent 11,862,210 granted on 2024-01-02
US20230290373A1
Physics

Disk drive suspension including a weld portion securing a load beam and flexure and supporting a root of a flexure outrigger

 #35 | 2023-09-07 ✅ Patent 11,869,549 granted on 2024-01-09
US20230282230A1
Physics

Disk drive suspension including a flexure with an electrode connection portion that has regions of different thicknesses

 #36 | 2023-08-17 ✅ Patent 12,337,468 granted on 2025-06-24
US20230256625A1
Performing operations; transporting

JOINT FUNCTION UNIT

 #37 | 2023-08-03 ✅ Patent 12,307,904 granted on 2025-05-20
US20230245570A1
Physics

System, boat, and electronic device

 #38 | 2023-07-13 ✅ Patent 12,211,523 granted on 2025-01-28
US20230223049A1
Physics

Terminal connection portion for electronic device

 #39 | 2023-07-13 ✅ Patent 12,159,655 granted on 2024-12-03
US20230223044A1
Physics

Base plate of disk drive suspension, disk drive suspension, and disk drive

 #40 | 2023-06-22 ✅ Patent 11,900,973 granted on 2024-02-13
US20230197110A1
Physics

Disk drive suspension including a damper material attached to a load beam and to an outrigger of a flexure

 #41 | 2023-06-22 ✅ Patent 11,854,582 granted on 2023-12-26
US20230197109A1
Physics

Disk drive suspension

 #42 | 2023-06-01 ✅ Patent 11,794,870 granted on 2023-10-24
US20230166822A1
Performing operations; transporting

Helm device

 #43 | 2023-05-18 ✅ Patent 11,848,035 granted on 2023-12-19
US20230154489A1
Physics

Flexure of disk drive suspension and disk drive suspension

 #44 | 2023-04-06 ✅ Patent 11,798,585 granted on 2023-10-24
US20230108526A1
Physics

Disk drive suspension including a load beam with an arc-shaped tab, disk drive, and disk drive suspension manufacturing method

 #45 | 2023-02-23 ✅ Patent 12,459,627 granted on 2025-11-04
US20230054975A1
Performing operations; transporting

STEERING HANDLE DEVICE FOR VESSEL

 #46 | 2023-02-09 ✅ Patent 12,202,002 granted on 2025-01-21
US20230042593A1
Performing operations; transporting

Application device for applying adhesive, and adhesive application method

 #47 | 2023-01-19 ✅ Patent 12,253,134 granted on 2025-03-18
US20230016117A1
Mechanical engineering

Coil spring device

 #48 | 2022-12-22 ✅ Patent 11,657,839 granted on 2023-05-23
US20220406334A1
Physics

Disk device flexure preventing migration of adhesive from a terminal thereof

 #49 | 2022-12-22 ✅ Patent 12,253,842 granted on 2025-03-18
US20220404793A1
Physics

Production management system of electronic device components and production management method of electronic device components

 #50 | 2022-12-15 ✅ Patent 12,448,105 granted on 2025-10-21
US20220396345A1
Performing operations; transporting

AUTOMATIC WATERCRAFT MANEUVERING SYSTEM, WATERCRAFT CONTROL DEVICE, WATERCRAFT CONTROL METHOD, AND RECORDING MEDIUM

 #51 | 2022-11-24 ✅ Patent 11,670,328 granted on 2023-06-06
US20220375496A1
Physics

Disk-drive suspension, electronic component, and connection method of suspension and electronic component

 #52 | 2022-11-03 ✅ Patent 11,738,246 granted on 2023-08-29
US20220347531A1
Human necessities

Golf shaft and method of manufacturing the same

 #53 | 2022-08-11 ✅ Patent 11,874,300 granted on 2024-01-16
US20220252640A1
Physics

Contact probe and probe unit

 #54 | 2022-08-04 ✅ Patent 11,982,309 granted on 2024-05-14
US20220243761A1
Mechanical engineering

Ball seat, ball joint, and method for producing ball joint

 #55 | 2022-07-14 ✅ Patent 12,291,256 granted on 2025-05-06
US20220219746A1
Performing operations; transporting

Carrier device with coupling mechanism

 #56 | 2022-07-07 ✅ Patent 11,820,185 granted on 2023-11-21
US20220212512A1
Performing operations; transporting

Suspension device

 #57 | 2022-06-30 ✅ Patent 11,701,943 granted on 2023-07-18
US20220203800A1
Performing operations; transporting

Method of manufacturing a hollow spring member

 #58 | 2022-06-23 ✅ Patent 11,883,954 granted on 2024-01-30
US20220193933A1
Performing operations; transporting

Flexible member

 #59 | 2022-06-23 ✅ Patent 12,098,755 granted on 2024-09-24
US20220193932A1
Performing operations; transporting

Flexible member

 #60 | 2022-05-12 ✅ Patent 12,038,060 granted on 2024-07-16
US20220145956A1
Mechanical engineering

Flexible member

 #61 | 2022-03-31 ✅ Patent 12,176,012 granted on 2024-12-24
US20220101876A1
Physics

Manufacturing method of disk-drive suspension and manufacturing apparatus of disk-drive suspension

 #62 | 2022-03-31 ✅ Patent 11,602,928 granted on 2023-03-14
US20220097357A1
Performing operations; transporting

Method of manufacturing disk drive suspension and manufacturing apparatus of the same

 #63 | 2022-02-10 ✅ Patent 11,685,211 granted on 2023-06-27
US20220041027A1
Performing operations; transporting

Hollow coil spring and suspension device for vehicle

 #64 | 2022-02-10 ✅ Patent 11,759,889 granted on 2023-09-19
US20220040792A1
Performing operations; transporting

Workpiece having weld, welding apparatus for workpiece, and welding method

 #65 | 2021-12-30
US20210403702A1
Chemistry; metallurgy

THERMOSETTING EPOXY RESIN COMPOSITION, CIRCUT BOARD LAMINATE, METAL-BASED CIRCUT BOARD, AND POWER MODULE

 #66 | 2021-10-21 ✅ Patent 11,964,321 granted on 2024-04-23
US20210323047A1
Performing operations; transporting

Coiling machine, method for manufacturing coil spring, and coil spring

 #67 | 2021-10-14 ✅ Patent 11,571,943 granted on 2023-02-07
US20210316589A1
Performing operations; transporting

Hollow stabilizer, stabilizer manufacturing device, and method for manufacturing hollow stabilizer

 #68 | 2021-10-07 ✅ Patent 11,583,917 granted on 2023-02-21
US20210308740A1
Performing operations; transporting

Forming method and forming device for arc spring

 #69 | 2021-09-16 ✅ Patent 11,211,085 granted on 2021-12-28
US20210287698A1
Physics

Disk device suspension having a load beam provided with a damper member to which an outrigger is attached

 #70 | 2021-09-16 ✅ Patent 11,998,943 granted on 2024-06-04
US20210283651A1
Performing operations; transporting

Application device for applying adhesive, and adhesive application method

 #71 | 2021-09-09 ✅ Patent 11,574,396 granted on 2023-02-07
US20210279856A1
Physics

Inspection method of examination system and examination system

 #72 | 2021-08-12 ✅ Patent 11,152,023 granted on 2021-10-19
US20210249041A1
Physics

Manufacturing method regulating a relative position between a flexure and a load beam of a disc device suspension, and suspension assembly used in said manufacturing method

 #73 | 2021-08-05 ✅ Patent 11,170,822 granted on 2021-11-09
US20210241802A1
Physics

Suspension for disk device

 #74 | 2021-08-05 ✅ Patent 12,325,147 granted on 2025-06-10
US20210237298A1
Performing operations; transporting

DIE SET APPARATUS

 #75 | 2021-07-29 ✅ Patent 11,280,807 granted on 2022-03-22
US20210231719A1
Physics

Insulation resistance measurement device and insulation resistance measurement method

 #76 | 2021-07-29 ✅ Patent 11,754,114 granted on 2023-09-12
US20210231166A1
Mechanical engineering

Ball joint, stabilizer link, and ball joint manufacturing method

 #77 | 2021-06-24 ✅ Patent 11,460,068 granted on 2022-10-04
US20210190134A1
Mechanical engineering

Ball joint, stabilizer link, and ball joint manufacturing method

 #78 | 2021-06-10 ✅ Patent 11,308,983 granted on 2022-04-19
US20210174827A1
Physics

Plate material, plate material tearing method, and suspension

 #79 | 2021-05-20 ✅ Patent 10,991,388 granted on 2021-04-27
US20210151073A1
Physics

Suspension for disk device having a damper member for suppressing wobble of a flexure

 #80 | 2021-05-06 ✅ Patent 11,236,793 granted on 2022-02-01
US20210131515A1
Mechanical engineering

Disc spring

 #81 | 2021-05-06 ✅ Patent 11,560,069 granted on 2023-01-24
US20210129708A1
Performing operations; transporting

Measurement device for vehicle seat

 #82 | 2021-04-08 ✅ Patent 11,585,372 granted on 2023-02-21
US20210101431A1
Performing operations; transporting

Ball joint, stabilizer link using ball joint, and stabilizer assembly

 #83 | 2021-01-07 ✅ Patent 11,339,844 granted on 2022-05-24
US20210003184A1
Mechanical engineering

Coil spring assembly

 #84 | 2020-10-15 ✅ Patent 11,576,740 granted on 2023-02-14
US20200323600A1
Human necessities

Bending structure and flexible tube for medical manipulator

 #85 | 2020-09-03 ✅ Patent 10,748,565 granted on 2020-08-18
US20200279579A1
Physics

Disk drive suspension

 #86 | 2020-07-16 ✅ Patent 11,299,068 granted on 2022-04-12
US20200223326A1
Performing operations; transporting

Vehicle seat

 #87 | 2020-07-02 ✅ Patent 11,377,008 granted on 2022-07-05
US20200207248A1
Performing operations; transporting

Vehicle seat

 #88 | 2020-06-04
US20200171910A1
Performing operations; transporting

JOINT STRUCTURE OF STABILIZER LINK

 #89 | 2020-05-21 ✅ Patent 10,933,770 granted on 2021-03-02
US20200156506A1
Performing operations; transporting

Power seat device

 #90 | 2020-05-07 ✅ Patent 11,059,344 granted on 2021-07-13
US20200139783A1
Performing operations; transporting

Stabilizer for vehicle, and shot peening jig for stabilizer

 #91 | 2020-04-09 ✅ Patent 10,974,110 granted on 2021-04-13
US20200108300A1
Human necessities

Golf shaft

 #92 | 2020-02-06 ✅ Patent 11,477,858 granted on 2022-10-18
US20200045779A1
Electricity

Sheath heater

 #93 | 2020-02-06 ✅ Patent 11,179,992 granted on 2021-11-23
US20200039317A1
Performing operations; transporting

Ball joint manufacturing method and stabilizer link manufacturing method

 #94 | 2020-01-23 ✅ Patent 11,167,615 granted on 2021-11-09
US20200023707A1
Performing operations; transporting

Hollow stabilizer, stabilizer manufacturing device, and method for manufacturing hollow stabilizer

 #95 | 2020-01-09 ✅ Patent 11,161,385 granted on 2021-11-02
US20200009937A1
Performing operations; transporting

Vehicle stabilizer and method of manufacturing the same

 #96 | 2019-11-21 ✅ Patent 10,794,455 granted on 2020-10-06
US20190353227A1
Mechanical engineering

Tensioner

 #97 | 2019-10-17 ✅ Patent 11,279,990 granted on 2022-03-22
US20190316230A1
Chemistry; metallurgy

Aluminum alloy and fastener member

 #98 | 2019-08-22 ✅ Patent 11,152,022 granted on 2021-10-19
US20190259414A1
Physics

Warp correction apparatus for plate-like workpiece and warp correction method

 #99 | 2019-08-01 ✅ Patent 10,836,013 granted on 2020-11-17
US20190232462A1
Performing operations; transporting

Vertical motion impeller-type shot peening device and coil spring

 #100 | 2019-07-18 ✅ Patent 11,167,616 granted on 2021-11-09
US20190217679A1
Performing operations; transporting

Stabilizer link and method for manufacturing stabilizer link

Also check out NHK SPRING CO., LTD.'s (Kanagawa, Japan) applicant profile with 70 patent applications submitted.

AssigneeID:

9342 ⎘