Yoshiki Koyama

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Okazaki-city, JP

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Patents Grantslast 30 patents

Information Patent Grant
Electric load drive apparatus
- Patent number 6,545,513
- Issue date Apr 8, 2003
- Denso Corporation
- Masahiro Tsuchida
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Semiconductor device for load drive circuit
- Patent number 6,479,877
- Issue date Nov 12, 2002
- Denso Corporation
- Yoshiki Koyama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Apparatus for driving electric load
- Patent number 6,184,663
- Issue date Feb 6, 2001
- Denso Corporation
- Hiroshi Imai
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
Electric load drive apparatus
- Publication number 20020171455
- Publication date Nov 21, 2002
- Masahiro Tsuchida
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Semiconductor device for load drive circuit
- Publication number 20010032990
- Publication date Oct 25, 2001
- Yoshiki Koyama
- H01 - BASIC ELECTRIC ELEMENTS