Chikashi Kanno

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Ishinazaka-cho, Hitachi-shi, Ibaraki-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Coil impregnant of epoxy resin from polyhydric phenol mixture
- Patent number 5,656,350
- Issue date Aug 12, 1997
- Hitachi, Ltd.
- Toru Koyama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Electrically insulated coil
- Patent number 5,075,159
- Issue date Dec 24, 1991
- Tohru Koyama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...