Tamotsu Yamamoto

Person

Cupertino, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Buck-boost switching regulator
- Patent number 7,737,668
- Issue date Jun 15, 2010
- Panasonic Corporation
- Richard Oswald
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Hysteretic switching regulator
- Patent number 7,714,562
- Issue date May 11, 2010
- Panasonic Corporation
- Richard Oswald
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Internal frequency compensation circuit for integrated circuit cont...
- Patent number 7,683,719
- Issue date Mar 23, 2010
- Panasonic Corporation
- Richard Oswald
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
High efficiency, high slew rate switching regulator/amplifier
- Patent number 7,292,015
- Issue date Nov 6, 2007
- Matsushita Electric Industrial Co., Ltd.
- Richard Oswald
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method and apparatus for performing lossless sensing and negative i...
- Patent number 7,282,894
- Issue date Oct 16, 2007
- Matsushita Electric Industrial Co., Ltd.
- Richard K. Oswald
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Performance controller for a step down current mode switching regul...
- Patent number 7,282,900
- Issue date Oct 16, 2007
- Matsushita Electric Industrial Co., Ltd.
- Richard K. Oswald
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Current mode switching regulator with predetermined on time
- Patent number 7,250,746
- Issue date Jul 31, 2007
- Matsushita Electric Industrial Co., Ltd.
- Richard K. Oswald
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Active diode
- Patent number 7,199,636
- Issue date Apr 3, 2007
- Matsushita Electric Industrial Co., Ltd.
- Richard K. Oswald
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Switching regulator with advanced slope compensation
- Patent number 7,176,668
- Issue date Feb 13, 2007
- Matsushita Electric Industrial Co., Ltd.
- Richard K. Oswald
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Higher order slope compensation for fixed frequency current mode sw...
- Patent number 7,126,318
- Issue date Oct 24, 2006
- Matsushita Electric Industrial Co., Ltd.
- Richard K. Oswald
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
Internal frequency compensation circuit for integrated circuit cont...
- Publication number 20090066421
- Publication date Mar 12, 2009
- MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
- Richard Oswald
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Buck-boost switching regulator
- Publication number 20090066301
- Publication date Mar 12, 2009
- MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
- Richard Oswald
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Regulated charge pump circuit
- Publication number 20080084239
- Publication date Apr 10, 2008
- MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
- Richard Oswald
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Hysteretic switching regulator
- Publication number 20070145965
- Publication date Jun 28, 2007
- Richard Oswald
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
High efficiency, high slew rate switching regulator/amplifier
- Publication number 20060132112
- Publication date Jun 22, 2006
- Richard Oswald
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Performance controller for a step down current mode switching regul...
- Publication number 20060044853
- Publication date Mar 2, 2006
- MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
- Richard K. Oswald
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Method and apparatus for performing lossless sensing of positive an...
- Publication number 20060044843
- Publication date Mar 2, 2006
- MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
- Richard K. Oswald
- G01 - MEASURING TESTING
Information Patent Application
Higher order slope compensation for fixed frequency current mode sw...
- Publication number 20060043951
- Publication date Mar 2, 2006
- MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
- Richard K. Oswald
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Switching regulator with advanced slope compensation
- Publication number 20060006854
- Publication date Jan 12, 2006
- MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
- Richard K. Oswald
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Current mode switching regulator with predetermined on time
- Publication number 20050218877
- Publication date Oct 6, 2005
- MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
- Richard K. Oswald
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Active diode
- Publication number 20050218964
- Publication date Oct 6, 2005
- MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
- Richard K. Oswald
- H03 - BASIC ELECTRONIC CIRCUITRY

Tamotsu Yamamoto

Person

Patents Grantslast 30 patents

Buck-boost switching regulator

Hysteretic switching regulator

Internal frequency compensation circuit for integrated circuit cont...

High efficiency, high slew rate switching regulator/amplifier

Method and apparatus for performing lossless sensing and negative i...

Performance controller for a step down current mode switching regul...

Current mode switching regulator with predetermined on time

Active diode

Switching regulator with advanced slope compensation

Higher order slope compensation for fixed frequency current mode sw...

Patents Applicationslast 30 patents

Internal frequency compensation circuit for integrated circuit cont...

Buck-boost switching regulator

Regulated charge pump circuit

Hysteretic switching regulator

High efficiency, high slew rate switching regulator/amplifier

Performance controller for a step down current mode switching regul...

Method and apparatus for performing lossless sensing of positive an...

Higher order slope compensation for fixed frequency current mode sw...

Switching regulator with advanced slope compensation

Current mode switching regulator with predetermined on time

Active diode