Kazumasa Onishi

Follow

Person

Nigata, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Composition for sliding contact part of recording/reproducing appar...
- Patent number 4,638,387
- Issue date Jan 20, 1987
- Alps Electric Co., Ltd.
- Koichi Mukasa
- G11 - INFORMATION STORAGE
Information Patent Grant
Thin-film magnetic head and composite material substrate therefor
- Patent number 4,592,963
- Issue date Jun 3, 1986
- Alps Electric Co., Ltd.
- Koichi Mukasa
- G11 - INFORMATION STORAGE