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Assignee profile:

Rohm Co., Ltd.

City:

Country:

Japan

Published Applications:

353

Last publication date:

2018-07-26

Patent Grants:

353

Last grant date:

2018-10-16

Quarterly Rohm Co., Ltd. Patent Applications

Top Inventors for applications by Rohm Co., Ltd.

These are the the leading inventors for applications assigned to Rohm Co., Ltd.:

Recent patent applications by Rohm Co., Ltd.

Rohm Co., Ltd. based in , JP has been assigned the rights to these inventions. The list includes both Pending Applications and Patent Grants:

#1 | 2018-07-26 ✅ Patent 10,103,625 granted on 2018-10-16
US20180212518A1
Electricity

Load driving device, and lighting apparatus and liquid crystal display device using the same

 #2 | 2017-03-02 ✅ Patent 9,960,677 granted on 2018-05-01
US20170063226A1
Electricity

Load driving device, and lighting apparatus and liquid crystal display device using the same

 #3 | 2015-12-31 ✅ Patent 9,584,125 granted on 2017-02-28
US20150381180A1
Electricity

Interface circuit

 #4 | 2015-11-19 ✅ Patent 9,349,676 granted on 2016-05-24
US20150332990A1
Electricity

Chip rotated at an angle mounted on die pad region

 #5 | 2015-09-10 ✅ Patent 9,338,369 granted on 2016-05-10
US20150256731A1
Electricity

Driving circuit for voice coil motor, lens module and electronic device using the same, and driving method for voice coil motor

 #6 | 2015-08-06 ✅ Patent 9,270,443 granted on 2016-02-23
US20150222416A1
Electricity

Serial data transmission circuit and reception circuit, transmission system using the same, electronic device, and serial data transmission method

 #7 | 2015-07-16 ✅ Patent 9,391,033 granted on 2016-07-12
US20150200170A1
Electricity

Semiconductor device

 #8 | 2015-04-09 ✅ Patent 9,577,511 granted on 2017-02-21
US20150098253A1
Electricity

PFC DC/AC/DC power converter with reduced power loss

 #9 | 2015-04-09 ✅ Patent 9,277,612 granted on 2016-03-01
US20150098045A1
Electricity

Switching converter, control circuit and control method thereof, and lighting device and electronic apparatus using the same

 #10 | 2015-03-12 ✅ Patent 9,300,211 granted on 2016-03-29
US20150069986A1
Electricity

DC/DC converter, control circuit thereof, and electronic apparatus

 #11 | 2015-03-12 ✅ Patent 9,577,474 granted on 2017-02-21
US20150069849A1
Electricity

Demodulator for wireless power transmitter

 #12 | 2015-02-19 ✅ Patent 9,363,118 granted on 2016-06-07
US20150049833A1
Electricity

Non-contact power supply transmitter system, receiving device, and analog circuit

 #13 | 2015-02-19 ✅ Patent 9,253,002 granted on 2016-02-02
US20150049832A1
Electricity

Non-contact power supply transmitter system and receiving device

 #14 | 2015-01-22 ✅ Patent 9,112,419 granted on 2015-08-18
US20150023070A1
Electricity

AC/DC converter with control circuit that receives rectified voltage at input detection terminal

 #15 | 2014-12-25 ✅ Patent 9,104,286 granted on 2015-08-11
US20140375611A1
Physics

Control circuit and control method for touch panel to determine coordinates touched by user

 #16 | 2014-12-25 ✅ Patent 9,209,807 granted on 2015-12-08
US20140375355A1
Electricity

Differential receiver, electronic device and industrial device including the same, and method of receiving differential signal

 #17 | 2014-12-18 ✅ Patent 8,982,498 granted on 2015-03-17
US20140368950A1
Electricity

Switching regulator, motor drive device, magnetic disk storage device, and electronic apparatus

 #18 | 2014-12-18 ✅ Patent 8,982,497 granted on 2015-03-17
US20140368949A1
Electricity

Class-AB amplifier, motor drive device, magnetic disk storage device, and electronic apparatus

 #19 | 2014-12-18 ✅ Patent 9,025,266 granted on 2015-05-05
US20140368943A1
Electricity

Semiconductor integrated circuit device, magnetic disk storage device, and electronic apparatus

 #20 | 2014-12-11 ✅ Patent 9,058,998 granted on 2015-06-16
US20140361372A1
Electricity

Semiconductor integrated circuit

 #21 | 2014-11-20 ✅ Patent 9,160,270 granted on 2015-10-13
US20140340789A1
Electricity

Operational amplifier, motor drive device, magnetic disk storage device, and electronic appliance

 #22 | 2014-11-20 ✅ Patent 8,963,752 granted on 2015-02-24
US20140340785A1
Electricity

A/D converter, motor drive device, magnetic disk storage device, and electronic appliance

 #23 | 2014-11-20 ✅ Patent 9,178,461 granted on 2015-11-03
US20140340783A1
Electricity

Back electromotive force monitoring circuit, motor drive device, magnetic disk storage device, and electronic appliance

 #24 | 2014-11-20 ✅ Patent 9,089,023 granted on 2015-07-21
US20140340615A1
Electricity

Driving circuit of light emitting element, and light emitting device and electronic apparatus including the light emitting element

 #25 | 2014-10-23 ✅ Patent 9,252,675 granted on 2016-02-02
US20140313792A1
Electricity

Power delivery device, AC adapter, and electronic apparatus each having variable function of output power

 #26 | 2014-10-09 ✅ Patent 9,093,106 granted on 2015-07-28
US20140300993A1
Physics

Motor drive device, magnetic disk storage device, and electronic appliance

 #27 | 2014-10-09 ✅ Patent 9,142,248 granted on 2015-09-22
US20140300992A1
Electricity

Motor drive device, magnetic disk storage device, and electronic device

 #28 | 2014-10-09 ✅ Patent 9,054,607 granted on 2015-06-09
US20140300987A1
Electricity

Motor drive device, magnetic disk storage device, and electronic device

 #29 | 2014-10-09 ✅ Patent 9,368,431 granted on 2016-06-14
US20140300007A1
Electricity

Semiconductor apparatus

 #30 | 2014-08-07 ✅ Patent 8,837,181 granted on 2014-09-16
US20140218988A1
Electricity

Step down switching regulator

 #31 | 2014-08-07 ✅ Patent 9,177,882 granted on 2015-11-03
US20140217426A1
Electricity

Semiconductor integrated circuit device, electronic apparatus, and display apparatus

 #32 | 2014-06-26 ✅ Patent 9,374,029 granted on 2016-06-21
US20140177165A1
Electricity

Motor driving circuit

 #33 | 2014-06-26 ✅ Patent 9,000,686 granted on 2015-04-07
US20140175999A1
Electricity

LED lighting device and driving method for the same

 #34 | 2014-06-19 ✅ Patent 9,177,508 granted on 2015-11-03
US20140168567A1
Physics

Light emitting apparatus

 #35 | 2014-06-19 ✅ Patent 9,207,803 granted on 2015-12-08
US20140168113A1
Physics

Touch panel control circuit

 #36 | 2014-06-19 ✅ Patent 9,583,952 granted on 2017-02-28
US20140167684A1
Electricity

Shunt circuit, charging system and integrated circuit

 #37 | 2014-06-12 ✅ Patent 9,124,184 granted on 2015-09-01
US20140160804A1
Electricity

DC/DC converter

 #38 | 2014-06-12 ✅ Patent 9,106,140 granted on 2015-08-11
US20140160803A1
Electricity

DC/DC converter

 #39 | 2014-06-12 ✅ Patent 9,263,946 granted on 2016-02-16
US20140159690A1
Electricity

Power supply apparatus, power supply system and power supply method

 #40 | 2014-06-12 ✅ Patent 9,368,980 granted on 2016-06-14
US20140159663A1
Electricity

Battery control circuit

 #41 | 2014-06-12 ✅ Patent 9,147,622 granted on 2015-09-29
US20140159054A1
Electricity

Power module semiconductor device

 #42 | 2014-06-05 ✅ Patent 9,178,453 granted on 2015-11-03
US20140152216A1
Electricity

Driving apparatus for sensorless fan motor

 #43 | 2014-05-08 ✅ Patent 8,922,138 granted on 2014-12-30
US20140125246A1
Electricity

Control circuit for light emitting apparatus

 #44 | 2014-05-01 ✅ Patent 9,006,885 granted on 2015-04-14
US20140117519A1
Electricity

Semiconductor device having electrode pads arranged between groups of external electrodes

 #45 | 2014-04-10 ✅ Patent 9,300,205 granted on 2016-03-29
US20140097819A1
Electricity

Power supply apparatus, power supply system and power supply method with an on/off operation of supplying power

 #46 | 2014-03-20 ✅ Patent 8,970,139 granted on 2015-03-03
US20140078613A1
Physics

Motor drive device, magnetic disk storage device, and electronic apparatus

 #47 | 2014-03-20 ✅ Patent 8,963,452 granted on 2015-02-24
US20140078610A1
Physics

Motor drive device, magnetic disk storage device, and electronic appliance

 #48 | 2014-03-13 ✅ Patent 9,190,916 granted on 2015-11-17
US20140071715A1
Electricity

DC/DC converter, control circuit and control method thereof, power supply, power adapter and electronic apparatus using the same

 #49 | 2014-03-13 ✅ Patent 9,223,328 granted on 2015-12-29
US20140070781A1
Physics

Switching regulator, control circuit and control method thereof, and electronic apparatus

 #50 | 2014-03-13 ✅ Patent 9,343,969 granted on 2016-05-17
US20140070780A1
Electricity

Switching regulator, control circuit and control method thereof, and electronic apparatus

 #51 | 2014-03-06 ✅ Patent 9,231,483 granted on 2016-01-05
US20140063865A1
Electricity

DC/DC converter

 #52 | 2014-02-27 ✅ Patent 9,158,364 granted on 2015-10-13
US20140055410A1
Physics

Touch pad module and electronic device using the same

 #53 | 2014-02-13 ✅ Patent 9,244,102 granted on 2016-01-26
US20140043562A1
Physics

Comparator, oscillator using the same, dc/dc converter, control circuit thereof, and electronic apparatus

 #54 | 2014-01-30 ✅ Patent 9,030,146 granted on 2015-05-12
US20140028236A1
Electricity

Driving apparatus and motor

 #55 | 2013-10-17 ✅ Patent 9,190,905 granted on 2015-11-17
US20130271096A1
Electricity

Switching power supply device for noise reduction

 #56 | 2013-09-26 ✅ Patent 9,232,579 granted on 2016-01-05
US20130250215A1
Electricity

Driving circuit for light-emitting element with burst dimming control

 #57 | 2013-09-19 ✅ Patent 9,357,045 granted on 2016-05-31
US20130244731A1
Electricity

Control circuit of mutual capacitance type electrostatic capacitive sensor and electronic device using the same

 #58 | 2013-09-19 ✅ Patent 9,143,104 granted on 2015-09-22
US20130243223A1
Electricity

Audio signal processing circuit, car audio apparatus using the same, audio component apparatus, electronic device and output audio signal generating method

 #59 | 2013-09-12 ✅ Patent 9,059,663 granted on 2015-06-16
US20130236034A1
Electricity

Audio output circuit, electronic device using the same, and audio integrated circuit

 #60 | 2013-07-18 ✅ Patent 8,698,425 granted on 2014-04-15
US20130181628A1
Electricity

LED lighting device and driving method for the same

 #61 | 2013-07-11 ✅ Patent 8,693,706 granted on 2014-04-08
US20130177171A1
Electricity

Pseudo bass generating apparatus

 #62 | 2013-07-11 ✅ Patent 8,954,179 granted on 2015-02-10
US20130177161A1
Electricity

Sine wave generating device, digital signal processor and audio output device

 #63 | 2013-07-04 ✅ Patent 8,913,993 granted on 2014-12-16
US20130171970A1
Electricity

Terminal apparatus with control unit to change accuracy of position information

 #64 | 2013-06-27 ✅ Patent 8,653,656 granted on 2014-02-18
US20130161815A1
Electricity

Semiconductor device having multiple external electrodes

 #65 | 2013-06-06 ✅ Patent 8,710,878 granted on 2014-04-29
US20130141154A1
Electricity

Output circuit

 #66 | 2013-04-11 ✅ Patent 9,095,035 granted on 2015-07-28
US20130088163A1
Electricity

Display device, inverter apparatus and method of driving lamps

 #67 | 2013-04-11 ✅ Patent 9,265,123 granted on 2016-02-16
US20130088156A1
Electricity

Controlling brightness of lamp in display device

 #68 | 2013-04-11 ✅ Patent 8,760,893 granted on 2014-06-24
US20130088077A1
Electricity

Full bridge switching circuit

 #69 | 2013-02-21 ✅ Patent 8,912,777 granted on 2014-12-16
US20130043851A1
Electricity

Control circuit and control method for switching power supply, and switching power supply and electronic apparatus using control circuit and control method

 #70 | 2013-02-14 ✅ Patent 9,331,573 granted on 2016-05-03
US20130038300A1
Electricity

Circuit and method for controlling a switching transistor of a switching regulator

 #71 | 2013-01-31 ✅ Patent 9,252,669 granted on 2016-02-02
US20130027983A1
Electricity

AC/DC converter, and AC power adapter and electronic apparatus using the same

 #72 | 2013-01-03 ✅ Patent 8,513,806 granted on 2013-08-20
US20130001782A1
Electricity

Laminated high melting point soldering layer formed by TLP bonding and fabrication method for the same, and semiconductor device

 #73 | 2012-12-27 ✅ Patent 9,025,793 granted on 2015-05-05
US20120328126A1
Electricity

Audio signal processing circuit

 #74 | 2012-11-22 ✅ Patent 8,942,016 granted on 2015-01-27
US20120294046A1
Electricity

Power supply apparatus

 #75 | 2012-11-01 ✅ Patent 8,435,860 granted on 2013-05-07
US20120276728A1
Electricity

Trench type semiconductor device and fabrication method for the same

 #76 | 2012-11-01 ✅ Patent 8,599,333 granted on 2013-12-03
US20120274877A1
Physics

Circuit and method for driving LED string for backlight, and backlight and display device using the circuit

 #77 | 2012-10-25 ✅ Patent 9,383,867 granted on 2016-07-05
US20120268422A1
Physics

Touch display having proximity sensor electrode pair with each electrode formed on the top face of the display panel so as to overlap the display region

 #78 | 2012-09-27 ✅ Patent 8,878,472 granted on 2014-11-04
US20120242264A1
Electricity

Motor driving circuit and method, and cooling device and electronic apparatus using the same

 #79 | 2012-09-20 ✅ Patent 8,786,247 granted on 2014-07-22
US20120235623A1
Electricity

Charging circuit

 #80 | 2012-09-13 ✅ Patent 8,653,742 granted on 2014-02-18
US20120229045A1
Electricity

Control circuit of switching power supply for driving light emitting elements, and light emitting device and electronic apparatus using the same

 #81 | 2012-08-16 ✅ Patent 8,860,340 granted on 2014-10-14
US20120207619A1
Mechanical engineering

Fan motor driving device and cooling device using the same

 #82 | 2012-08-09 ✅ Patent 9,128,160 granted on 2015-09-08
US20120203484A1
Physics

Battery fuel gauge circuit

 #83 | 2012-08-09 ✅ Patent 9,261,543 granted on 2016-02-16
US20120202441A1
Physics

Power detection device and method of driving the same

 #84 | 2012-08-09 ✅ Patent 8,971,076 granted on 2015-03-03
US20120201065A1
Electricity

Power factor correction circuit

 #85 | 2012-08-09 ✅ Patent 8,896,746 granted on 2014-11-25
US20120200763A1
Electricity

Driving circuit and method for voice coil motor with spring return

 #86 | 2012-08-09 ✅ Patent 9,261,545 granted on 2016-02-16
US20120200306A1
Physics

Capacitance voltage conversion circuit, input apparatus using the same, electronic instrument, and capacitance voltage conversion method

 #87 | 2012-08-02 ✅ Patent 8,717,781 granted on 2014-05-06
US20120195075A1
Electricity

Direct current/direct current converter, and power supply apparatus and electronic device using the same

 #88 | 2012-06-14 ✅ Patent 8,724,346 granted on 2014-05-13
US20120147631A1
Electricity

DC/DC converter, and power supply and electronic device using the same

 #89 | 2012-06-14 ✅ Patent 8,779,738 granted on 2014-07-15
US20120146605A1
Electricity

Control circuit for switching regulator, switching regulator and electronic equipment using the control circuit

 #90 | 2012-06-14 ✅ Patent 8,766,616 granted on 2014-07-01
US20120146599A1
Electricity

Comparator, control circuit of switching regulator using the same, switching regulator, and electronic equipment

 #91 | 2012-06-14 ✅ Patent 8,569,965 granted on 2013-10-29
US20120146531A1
Electricity

Driving circuit of light emitting element, light emitting device using the same, and electronic device

 #92 | 2012-06-07 ✅ Patent 8,483,345 granted on 2013-07-09
US20120139593A1
Electricity

Circuit and method for receiving serial data and serial data transmission system and method using the same

 #93 | 2012-05-31 ✅ Patent 8,405,208 granted on 2013-03-26
US20120133058A1
Electricity

Semiconductor device having semiconductor substrate electrode pads, and external electrodes

 #94 | 2012-05-24 ✅ Patent 8,716,995 granted on 2014-05-06
US20120126768A1
Electricity

Control circuit for switching power supply

 #95 | 2012-05-17 ✅ Patent 8,624,828 granted on 2014-01-07
US20120120342A1
Physics

Control circuit for switching power supply

 #96 | 2012-05-17 ✅ Patent 8,749,219 granted on 2014-06-10
US20120119724A1
Physics

Current generating circuit

 #97 | 2012-05-10 ✅ Patent 8,378,721 granted on 2013-02-19
US20120112808A1
Electricity

Phase-locked loop circuit

 #98 | 2012-05-10 ✅ Patent 8,592,986 granted on 2013-11-26
US20120112201A1
Performing operations; transporting

High melting point soldering layer alloyed by transient liquid phase and fabrication method for the same, and semiconductor device

 #99 | 2012-05-03 ✅ Patent 8,729,839 granted on 2014-05-20
US20120106072A1
Electricity

Driving apparatus for sensorless fan motor

 #100 | 2012-04-19 ✅ Patent 8,558,529 granted on 2013-10-15
US20120091983A1
Electricity

Control circuit for synchronous rectification type step-down switching regulator
AssigneeID:

364461 ⎘