Shuichi Yoshikawa

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Tsukuba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Surface acoustic wave filter device with a shared reflector and por...
- Patent number 6,424,240
- Issue date Jul 23, 2002
- Sanyo Electric Co., LTD
- Shuichi Yoshikawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method for producing mixed metal oxide compounds
- Patent number 5,962,373
- Issue date Oct 5, 1999
- Sanyo Electric Co., Ltd.
- Masaaki Nemoto
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...