Tomoyasu Sonetaka

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Okayama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Separator for alkaline batteries
- Patent number 5,366,832
- Issue date Nov 22, 1994
- Kuraray Co., Ltd.
- Hideo Hayashi
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Separator for alkaline batteriy and using same
- Publication number 20060121340
- Publication date Jun 8, 2006
- KURARAY CO., LTD.
- Hiroyuki Kawai
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING