Kazuya Kawahara

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Patents Grantslast 30 patents

Information Patent Grant
Capacitor
- Patent number 6,839,223
- Issue date Jan 4, 2005
- Matsushita Electric Industrial Co., Ltd.
- Kazuya Kawahara
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Aluminum electrolytic capacitor and its manufacturing method
- Patent number 6,652,604
- Issue date Nov 25, 2003
- Matsushita Electric Industrial Co., Ltd.
- Takumi Nakata
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Capacitor
- Publication number 20040174659
- Publication date Sep 9, 2004
- Kazuya Kawahara
- H01 - BASIC ELECTRIC ELEMENTS