Norio UMEZU

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Neyagawa-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Semiconductor device including main substrate and sub substrates
- Patent number 7,652,358
- Issue date Jan 26, 2010
- Onkyo Corporation
- Atsushi Minakawa
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Heatsink arrangement for semiconductor device
- Patent number 6,984,887
- Issue date Jan 10, 2006
- Onkyo Corporation
- Norio Umezu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Pulse width modulation circuit
- Patent number 6,765,449
- Issue date Jul 20, 2004
- Onkyo Corporation
- Kazutaka Murayama
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
SEMICONDUCTOR DEVICE INCLUDING MAIN SUBSTRATE AND SUB SUBSTRATES AN...
- Publication number 20090121342
- Publication date May 14, 2009
- Atsushi MINAKAWA
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Heatsink arrangement for semiconductor device
- Publication number 20040164405
- Publication date Aug 26, 2004
- Norio Umezu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Pulse width modulation circuit
- Publication number 20030160661
- Publication date Aug 28, 2003
- Kazutaka Murayama
- H03 - BASIC ELECTRONIC CIRCUITRY