Tomoyuki Ito

Person

Ukyo-ku, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Power supply unit
- Patent number 8,816,664
- Issue date Aug 26, 2014
- Rohm Co., Ltd.
- Masanori Fujii
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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
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 pump circuit driver circuit having a plurality of oscillators
- Patent number 7,592,856
- Issue date Sep 22, 2009
- Rohm Co., Ltd.
- Tomoyuki Ito
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power supply apparatus provided with regulation function and boosti...
- Patent number 7,560,915
- Issue date Jul 14, 2009
- Rohm Co., Ltd.
- Tomoyuki Ito
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power supply apparatus
- Patent number 7,521,912
- Issue date Apr 21, 2009
- Rohm Co., Ltd.
- Isao Yamamoto
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Drive control circuit, emission control circuit, communication appa...
- Patent number 7,483,021
- Issue date Jan 27, 2009
- Rohm Co., Ltd.
- Isao Yamamoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Power supply apparatus
- Patent number 7,388,560
- Issue date Jun 17, 2008
- Rohm Co., Ltd.
- Isao Yamamoto
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Boost circuit capable of step-up ratio control
- Patent number 7,304,871
- Issue date Dec 4, 2007
- Rohm Co., Ltd.
- Tomoyuki Ito
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power supply apparatus provided with overcurrent protection function
- Patent number 7,081,742
- Issue date Jul 25, 2006
- Rohm Co., Ltd.
- Tomoyuki Ito
- G05 - CONTROLLING REGULATING

Patents Applicationslast 30 patents

Information Patent Application
POWER SUPPLY UNIT
- Publication number 20120081096
- Publication date Apr 5, 2012
- Rohm Co., Ltd.
- Masanori FUJII
- G06 - COMPUTING CALCULATING COUNTING
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
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
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
Power Supply Device, Light Emitting Device Using Such Power Supply...
- Publication number 20080129225
- Publication date Jun 5, 2008
- Isao Yamamoto
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Charge Pump Circuit Driver Circuit Having A Plurality Of Oscillators
- Publication number 20080094128
- Publication date Apr 24, 2008
- Tomoyuki Ito
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Voltage Generating Circuit, Constant Current Circuit and Light Emit...
- Publication number 20080048737
- Publication date Feb 28, 2008
- Tomoyuki Ito
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Switching Regulator Control Circuit, Current Drive Circuit, Light E...
- Publication number 20070296353
- Publication date Dec 27, 2007
- ROHM CO., LTD.
- Tomoyuki Ito
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Power supply apparatus provided with overcurrent protection function
- Publication number 20050275391
- Publication date Dec 15, 2005
- Tomoyuki Ito
- G05 - CONTROLLING REGULATING
Information Patent Application
Power supply apparatus provided with regulation function
- Publication number 20050258891
- Publication date Nov 24, 2005
- Tomoyuki Ito
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Boost circuit capable of step-up ratio control
- Publication number 20050219878
- Publication date Oct 6, 2005
- Tomoyuki Ito
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Drive control circuit, emission control circuit, communication appa...
- Publication number 20050202851
- Publication date Sep 15, 2005
- Isao Yamamoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Light emitting element drive unit, display module having light emit...
- Publication number 20050093792
- Publication date May 5, 2005
- ROHM CO., LTD.
- Isao Yamamoto
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Power supply apparatus
- Publication number 20050057468
- Publication date Mar 17, 2005
- Isao Yamamoto
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Power supply apparatus
- Publication number 20050047181
- Publication date Mar 3, 2005
- Isao Yamamoto
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Tomoyuki Ito

Person

Patents Grantslast 30 patents

Power supply unit

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

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

Power supply apparatus

Charge pump circuit driver circuit having a plurality of oscillators

Power supply apparatus provided with regulation function and boosti...

Power supply apparatus

Drive control circuit, emission control circuit, communication appa...

Power supply apparatus

Boost circuit capable of step-up ratio control

Power supply apparatus provided with overcurrent protection function

Patents Applicationslast 30 patents

POWER SUPPLY UNIT

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

POWER SUPPLY APPARATUS

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

Power Supply Device, Light Emitting Device Using Such Power Supply...

Charge Pump Circuit Driver Circuit Having A Plurality Of Oscillators

Voltage Generating Circuit, Constant Current Circuit and Light Emit...

Switching Regulator Control Circuit, Current Drive Circuit, Light E...

Power supply apparatus provided with overcurrent protection function

Power supply apparatus provided with regulation function

Boost circuit capable of step-up ratio control

Drive control circuit, emission control circuit, communication appa...

Light emitting element drive unit, display module having light emit...

Power supply apparatus

Power supply apparatus