Tomohiro Tazawa

Person

Maebashi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Semiconductor device and power supply device
- Patent number 9,258,859
- Issue date Feb 9, 2016
- Renesas Electronics Corporation
- Ryosei Makino
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Semiconductor device and power supply device
- Patent number 9,041,314
- Issue date May 26, 2015
- Renesas Electronics Corporation
- Ryosei Makino
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Semiconductor device and power supply device
- Patent number 8,754,590
- Issue date Jun 17, 2014
- Renesas Electronics Corporation
- Ryosei Makino
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
PFC controller, switching regulator and power supply circuit
- Patent number 8,125,203
- Issue date Feb 28, 2012
- Renesas Electronics Corporation
- Kazuhito Ayukawa
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Switching power supply in an integrated circuit having a comparator...
- Patent number 7,315,153
- Issue date Jan 1, 2008
- Renesas Technology Corporation
- Tomohiro Tazawa
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Switching power supply device and switching power supply system
- Patent number 7,109,693
- Issue date Sep 19, 2006
- Renesas Technology Corp.
- Shinichi Yoshida
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Switching power supply device and switching power supply system
- Patent number 7,091,711
- Issue date Aug 15, 2006
- Renesas Technology Corp.
- Shinichi Yoshida
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Switching power supply device and switching power supply system
- Patent number 6,979,985
- Issue date Dec 27, 2005
- Renesas Technology Corp.
- Shinichi Yoshida
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
SEMICONDUCTOR DEVICE AND POWER SUPPLY DEVICE
- Publication number 20160165688
- Publication date Jun 9, 2016
- RENESAS ELECTRONICS CORPORATION
- Ryosei MAKINO
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SEMICONDUCTOR DEVICE AND POWER SUPPLY DEVICE
- Publication number 20150230304
- Publication date Aug 13, 2015
- RENESAS ELECTRONICS CORPORATION
- Ryosei MAKINO
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
SEMICONDUCTOR DEVICE AND POWER SUPPLY DEVICE
- Publication number 20140239831
- Publication date Aug 28, 2014
- RENESAS ELECTRONICS CORPORATION
- Ryosei MAKINO
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SEMICONDUCTOR DEVICE AND POWER SUPPLY DEVICE
- Publication number 20110292704
- Publication date Dec 1, 2011
- RENESAS ELECTRONICS CORPORATION
- Ryosei MAKINO
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
PFC CONTROLLER, SWITCHING REGULATOR AND POWER SUPPLY CIRCUIT
- Publication number 20100097041
- Publication date Apr 22, 2010
- Renesas Technology Corp.
- Kazuhito Ayukawa
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
SWITCHING POWER SUPPLY DEVICE AND SWITCHING POWER SUPPLY SYSTEM
- Publication number 20060158168
- Publication date Jul 20, 2006
- Shinichi Yoshida
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Switching power supply device and switching power supply system
- Publication number 20060091870
- Publication date May 4, 2006
- RENESAS TECHNOLOGY CORP.
- Shinichi Yoshida
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Switching power supply device and semiconductor integrated circuit
- Publication number 20050052168
- Publication date Mar 10, 2005
- Tomohiro Tazawa
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Switching power supply device and switching power supply system
- Publication number 20040004470
- Publication date Jan 8, 2004
- Hitachi, Ltd.
- Shinichi Yoshida
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Tomohiro Tazawa

Person

Patents Grantslast 30 patents

Semiconductor device and power supply device

Semiconductor device and power supply device

Semiconductor device and power supply device

PFC controller, switching regulator and power supply circuit

Switching power supply in an integrated circuit having a comparator...

Switching power supply device and switching power supply system

Switching power supply device and switching power supply system

Switching power supply device and switching power supply system

Patents Applicationslast 30 patents

SEMICONDUCTOR DEVICE AND POWER SUPPLY DEVICE

SEMICONDUCTOR DEVICE AND POWER SUPPLY DEVICE

SEMICONDUCTOR DEVICE AND POWER SUPPLY DEVICE

SEMICONDUCTOR DEVICE AND POWER SUPPLY DEVICE

PFC CONTROLLER, SWITCHING REGULATOR AND POWER SUPPLY CIRCUIT

SWITCHING POWER SUPPLY DEVICE AND SWITCHING POWER SUPPLY SYSTEM

Switching power supply device and switching power supply system

Switching power supply device and semiconductor integrated circuit

Switching power supply device and switching power supply system