Satoru Umeki

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Hitachi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Thermosetting resin composition comprising maleimide, anhydride, ep...
- Patent number 5,276,073
- Issue date Jan 4, 1994
- Somar Corporation
- Ichiro Akutagawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Armature of a rotary electric machine with a commutator and a condu...
- Patent number 5,130,596
- Issue date Jul 14, 1992
- Hitachi, Ltd
- Satoru Umeki
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER