Keiji Okamura

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Ishikawa-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Center electrode assembly, manufacturing method therefor, nonrecipr...
- Patent number 6,734,751
- Issue date May 11, 2004
- Murata Manufacturing Co., Ltd.
- Takashi Kawanami
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Non-reciprocal circuit elements
- Patent number 5,419,947
- Issue date May 30, 1995
- Murata Mfg. Co. Inc.
- Hiroki Dejima
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Non-reciprocal circuit element
- Patent number 5,159,294
- Issue date Oct 27, 1992
- Murata Manufacturing Co., Ltd.
- Youhei Ishikawa
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Center electrode assembly, manufacturing method therefor, nonrecipr...
- Publication number 20020180550
- Publication date Dec 5, 2002
- Murata Manufacturing Co., Ltd.
- Takashi Kawanami
- H01 - BASIC ELECTRIC ELEMENTS