Toshinaga Endo

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Flexible printed circuit base board and method for producing the same
- Patent number 4,353,954
- Issue date Oct 12, 1982
- Sumitomo Bakelite Company, Limited
- Sigenori Yamaoka
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Electro-acoustic transducer
- Patent number 4,281,223
- Issue date Jul 28, 1981
- Sony Corporation
- Masana Ugaji
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...