Isao YAMAMOTO

Person

Kyoto, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Semiconductor package
- Patent number 10,727,172
- Issue date Jul 28, 2020
- Rohm Co., Ltd.
- Isao Yamamoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Wireless power receiving apparatus
- Patent number 10,505,396
- Issue date Dec 10, 2019
- Rohm Co., Ltd.
- Tatsuya Iwasaki
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Production method for a membrane switch member
- Patent number 10,418,202
- Issue date Sep 17, 2019
- Nissha Printing Co., Ltd.
- Chuzo Taniguchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Control circuit for switching power supply
- Patent number 9,755,509
- Issue date Sep 5, 2017
- ROHM CO., LTD.
- Jun Maede
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Protection circuit
- Patent number 9,722,486
- Issue date Aug 1, 2017
- ROHM CO., LTD.
- Yuichi Shinozaki
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power delivery device, AC adapter, electronic apparatus and power d...
- Patent number 9,413,251
- Issue date Aug 9, 2016
- Rohm Co., Ltd.
- Akihiro Ono
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Resin composition for nano concave-convex structure, transparent me...
- Patent number 9,284,445
- Issue date Mar 15, 2016
- Mitsubishi Motor Co., Ltd.
- Masayuki Uchida
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Display apparatus, automotive display apparatus, and method for man...
- Patent number 9,213,198
- Issue date Dec 15, 2015
- Nissan Motor Co., Ltd.
- Haruo Unno
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Battery fuel gauge circuit
- Patent number 9,128,160
- Issue date Sep 8, 2015
- Rohm Co., Ltd.
- Kimio Ando
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Switching regulator control circuit, current drive circuit, light e...
- Patent number 8,552,963
- Issue date Oct 8, 2013
- Rohm Co., Ltd.
- Tomoyuki Ito
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Control circuit and method for capacitor charging circuit
- Patent number 8,237,415
- Issue date Aug 7, 2012
- Rohm Co., Ltd.
- Tatsuya Iwasaki
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
DC/DC converter
- Patent number 8,143,815
- Issue date Mar 27, 2012
- Rohm Co., Ltd.
- Yoichi Tamegai
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Current detection circuit
- Patent number 8,134,106
- Issue date Mar 13, 2012
- Rohm Co., Ltd.
- Yoichi Tamegai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Power control circuit to prevent a malfunction of a protection circuit
- Patent number 8,093,876
- Issue date Jan 10, 2012
- Rohm Co., Ltd.
- Kyoichiro Araki
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
DC/DC converter
- Patent number 8,058,821
- Issue date Nov 15, 2011
- Rohm Co., Ltd.
- Yoichi Tamegai
Information Patent Grant
Drive circuit of DC/DC converter, light emitting apparatus and elec...
- Patent number 7,994,737
- Issue date Aug 9, 2011
- Rohm Co., Ltd.
- Yoichi Tamegai
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Power supply device, electronic device using the same, and semicond...
- Patent number 7,960,955
- Issue date Jun 14, 2011
- Rohm Co., Ltd.
- Tomoyuki Ito
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power supply apparatus
- Patent number 7,948,299
- Issue date May 24, 2011
- Rohm Co., Ltd.
- Isao Yamamoto
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Charge control circuit
- Patent number 7,898,217
- Issue date Mar 1, 2011
- Rohm Co., Ltd.
- Satoru Nate
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Control circuit for self exciting DC/DC converter
- Patent number 7,894,717
- Issue date Feb 22, 2011
- Rohm Co., Ltd.
- Yoichi Tamegai
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Battery charging circuit with backflow prevention transistor, porta...
- Patent number 7,884,578
- Issue date Feb 8, 2011
- Rohm Co., Ltd.
- Tetsuro Hashimoto
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Start-up circuit and start-up method
- Patent number 7,876,144
- Issue date Jan 25, 2011
- Rohm Co., Ltd.
- Tetsuro Hashimoto
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Driving apparatus of mover
- Patent number 7,868,744
- Issue date Jan 11, 2011
- Rohm Co., Ltd.
- Kyoichiro Araki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
DC/DC converter control circuit, and power supply apparatus, light...
- Patent number 7,863,833
- Issue date Jan 4, 2011
- Rohm Co., Ltd.
- Yoichi Tamegai
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Discharge device
- Patent number 7,859,229
- Issue date Dec 28, 2010
- Panasonic Photo & Lighting Co., Ltd.
- Hisanori Hoshikawa
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Battery charging controller and portable electronic device
- Patent number 7,843,172
- Issue date Nov 30, 2010
- Rohm Co., Ltd.
- Tetsuro Hashimoto
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Charging circuit
- Patent number 7,821,233
- Issue date Oct 26, 2010
- Rohm Co., Ltd.
- Satoru Nate
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power supply apparatus having switchable switching regulator and li...
- Patent number 7,812,580
- Issue date Oct 12, 2010
- Rohm Co., Ltd.
- Hiroyuki Watanabe
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Charging device
- Patent number 7,812,571
- Issue date Oct 12, 2010
- Panasonic Photo & Lighting Co., Ltd.
- Hisanori Hoshikawa
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Current detection circuit
- Patent number 7,807,956
- Issue date Oct 5, 2010
- Rohm Co., Ltd.
- Tatsuya Iwasaki
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
SEMICONDUCTOR PACKAGE
- Publication number 20190181078
- Publication date Jun 13, 2019
- Rohm Co., Ltd.
- Isao YAMAMOTO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
PRODUCTION METHOD FOR A MEMBRANE SWITCH MEMBER
- Publication number 20170372853
- Publication date Dec 28, 2017
- Nissha Printing Co., LTD.
- Chuzo TANIGUCHI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
WIRELESS POWER RECEIVING APPARATUS
- Publication number 20170149291
- Publication date May 25, 2017
- Rohm Co., Ltd.
- TATSUYA IWASAKI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
PROTECTION CIRCUIT
- Publication number 20160065052
- Publication date Mar 3, 2016
- Rohm Co., Ltd.
- Yuichi SHINOZAKI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
CONTROL CIRCUIT FOR SWITCHING POWER SUPPLY
- Publication number 20150311787
- Publication date Oct 29, 2015
- Rohm Co., Ltd.
- Jun MAEDE
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
DISPLAY APPARATUS, AUTOMOTIVE DISPLAY APPARATUS, AND METHOD FOR MAN...
- Publication number 20150009429
- Publication date Jan 8, 2015
- NISSAN MOTOR CO., LTD.
- Haruo Unno
- G02 - OPTICS
Information Patent Application
POWER DELIVERY DEVICE, AC ADAPTER, ELECTRONIC APPARATUS AND POWER D...
- Publication number 20140313793
- Publication date Oct 23, 2014
- Rohm Co., Ltd.
- Akihiro ONO
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
RESIN COMPOSITION FOR NANO CONCAVE-CONVEX STRUCTURE, TRANSPARENT ME...
- Publication number 20140120313
- Publication date May 1, 2014
- NISSAN MOTOR CO., LTD.
- Masayuki Uchida
- G02 - OPTICS
Information Patent Application
BATTERY FUEL GAUGE CIRCUIT
- Publication number 20120203484
- Publication date Aug 9, 2012
- Rohm Co., Ltd.
- Kimio ANDO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
WATER REPELLENT FILM AND COMPONENT FOR VEHICLE INCLUDING THE FILM
- Publication number 20120003427
- Publication date Jan 5, 2012
- NISSAN MOTOR CO., LTD.
- Motohiko Kuroda
- B32 - LAYERED PRODUCTS
Information Patent Application
START-UP CIRCUIT AND START-UP METHOD
- Publication number 20110080989
- Publication date Apr 7, 2011
- Rohm Co., Ltd.
- Tetsuro HASHIMOTO
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DC/DC CONVERTER CONTROL CIRCUIT, AND POWER SUPPLY APPARATUS, LIGHT...
- Publication number 20110006694
- Publication date Jan 13, 2011
- Rohm Co., Ltd.
- Yoichi Tamegai
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
DC/DC CONVERTER
- Publication number 20100270950
- Publication date Oct 28, 2010
- Rohm Co., Ltd.
- Yoichi TAMEGAI
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
DRIVE CIRCUIT OF DC/DC CONVERTER, LIGHT EMITTING APPARATUS AND ELEC...
- Publication number 20100225250
- Publication date Sep 9, 2010
- Rohm Co., Ltd.
- Yoichi Tamegai
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
POWER CONTROL CIRCUIT
- Publication number 20100066336
- Publication date Mar 18, 2010
- ROHM CO., LTD.
- Kyoichiro Araki
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
POWER SUPPLY DEVICE, ELECTRONIC DEVICE USING THE SAME, AND SEMICOND...
- Publication number 20090273327
- Publication date Nov 5, 2009
- Rohm Co., Ltd.
- Tomoyuki Ito
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
CURRENT DETECTION CIRCUIT, PHOTORECEIVER USING THE SAME, LIGHT EMIS...
- Publication number 20090242734
- Publication date Oct 1, 2009
- Rohm Co., Ltd.
- Yoichi Tamegai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
POWER SUPPLY APPARATUS
- Publication number 20090200962
- Publication date Aug 13, 2009
- Rohm Co., Ltd.
- Isao Yamamoto
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
CONTROL CIRCUIT FOR SELF-EXCITATION DC/DC CONVERTER, LIGHT EMITTING...
- Publication number 20090129768
- Publication date May 21, 2009
- Rohm Co., Ltd.
- Yoichi Tamegai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CURRENT DETECTION CIRCUIT
- Publication number 20090108178
- Publication date Apr 30, 2009
- Rohm Co., Ltd.
- Tatsuya IWASAKI
- G01 - MEASURING TESTING
Information Patent Application
UNDER VOLTAGE LOCK OUT CIRCUIT AND METHOD
- Publication number 20090108827
- Publication date Apr 30, 2009
- Rohm Co., Ltd.
- Yoshikazu SASAKI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
CONTROL CIRCUIT AND METHOD FOR CAPACITOR CHARGING CIRCUIT
- Publication number 20090102435
- Publication date Apr 23, 2009
- Rohm Co., Ltd.
- Tatsuya Iwasaki
- G01 - MEASURING TESTING
Information Patent Application
DRIVE CONTROL CIRCUIT, EMISSION CONTROL CIRCUIT, COMMUNICATION APPA...
- Publication number 20090096382
- Publication date Apr 16, 2009
- Rohm Co., Ltd.
- Isao YAMAMOTO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DC/DC CONVERTER
- Publication number 20090096389
- Publication date Apr 16, 2009
- Rohm Co., Ltd.
- Yoichi Tamegai
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
POWER SUPPLY APPARATUS HAVING SWITCHABLE SWITCHING REGULATOR AND LI...
- Publication number 20090072626
- Publication date Mar 19, 2009
- Rohm Co., Ltd.
- Hiroyuki Watanabe
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Charging Device
- Publication number 20090051330
- Publication date Feb 26, 2009
- Panasonic Photo & Lighting Co., Ltd.
- Hisanori Hoshikawa
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
POWER SUPPLY CIRCUIT
- Publication number 20090045789
- Publication date Feb 19, 2009
- ROHM CO., LTD.
- Yoshikazu SASAKI
- G05 - CONTROLLING REGULATING
Information Patent Application
LIGHT-EMISSION CONTROL CIRCUIT
- Publication number 20090039234
- Publication date Feb 12, 2009
- Rohm Co., Ltd.
- Isao YAMAMOTO
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
DATA TRANSMISSION SYSTEM AND CABLE
- Publication number 20090033366
- Publication date Feb 5, 2009
- ROHM CO., LTD.
- Isao Yamamoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Discharge Device
- Publication number 20090009144
- Publication date Jan 8, 2009
- Panasonic Photo & Lighting Co., Ltd
- Hisanori Hoshikawa
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Isao YAMAMOTO

Person

Patents Grantslast 30 patents

Semiconductor package

Wireless power receiving apparatus

Production method for a membrane switch member

Control circuit for switching power supply

Protection circuit

Power delivery device, AC adapter, electronic apparatus and power d...

Resin composition for nano concave-convex structure, transparent me...

Display apparatus, automotive display apparatus, and method for man...

Battery fuel gauge circuit

Switching regulator control circuit, current drive circuit, light e...

Control circuit and method for capacitor charging circuit

DC/DC converter

Current detection circuit

Power control circuit to prevent a malfunction of a protection circuit

DC/DC converter

Drive circuit of DC/DC converter, light emitting apparatus and elec...

Power supply device, electronic device using the same, and semicond...

Power supply apparatus

Charge control circuit

Control circuit for self exciting DC/DC converter

Battery charging circuit with backflow prevention transistor, porta...

Start-up circuit and start-up method

Driving apparatus of mover

DC/DC converter control circuit, and power supply apparatus, light...

Discharge device

Battery charging controller and portable electronic device

Charging circuit

Power supply apparatus having switchable switching regulator and li...

Charging device

Current detection circuit

Patents Applicationslast 30 patents

SEMICONDUCTOR PACKAGE

PRODUCTION METHOD FOR A MEMBRANE SWITCH MEMBER

WIRELESS POWER RECEIVING APPARATUS

PROTECTION CIRCUIT

CONTROL CIRCUIT FOR SWITCHING POWER SUPPLY

DISPLAY APPARATUS, AUTOMOTIVE DISPLAY APPARATUS, AND METHOD FOR MAN...

POWER DELIVERY DEVICE, AC ADAPTER, ELECTRONIC APPARATUS AND POWER D...

RESIN COMPOSITION FOR NANO CONCAVE-CONVEX STRUCTURE, TRANSPARENT ME...

BATTERY FUEL GAUGE CIRCUIT

WATER REPELLENT FILM AND COMPONENT FOR VEHICLE INCLUDING THE FILM

START-UP CIRCUIT AND START-UP METHOD

DC/DC CONVERTER CONTROL CIRCUIT, AND POWER SUPPLY APPARATUS, LIGHT...

DC/DC CONVERTER

DRIVE CIRCUIT OF DC/DC CONVERTER, LIGHT EMITTING APPARATUS AND ELEC...

POWER CONTROL CIRCUIT

POWER SUPPLY DEVICE, ELECTRONIC DEVICE USING THE SAME, AND SEMICOND...

CURRENT DETECTION CIRCUIT, PHOTORECEIVER USING THE SAME, LIGHT EMIS...

POWER SUPPLY APPARATUS

CONTROL CIRCUIT FOR SELF-EXCITATION DC/DC CONVERTER, LIGHT EMITTING...

CURRENT DETECTION CIRCUIT

UNDER VOLTAGE LOCK OUT CIRCUIT AND METHOD

CONTROL CIRCUIT AND METHOD FOR CAPACITOR CHARGING CIRCUIT

DRIVE CONTROL CIRCUIT, EMISSION CONTROL CIRCUIT, COMMUNICATION APPA...

DC/DC CONVERTER

POWER SUPPLY APPARATUS HAVING SWITCHABLE SWITCHING REGULATOR AND LI...

Charging Device

POWER SUPPLY CIRCUIT

LIGHT-EMISSION CONTROL CIRCUIT

DATA TRANSMISSION SYSTEM AND CABLE

Discharge Device