Teruhiko Akanuma

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Discharge tube capable of stable voltage discharge
- Patent number 5,061,877
- Issue date Oct 29, 1991
- NEC Corporation
- Teruhiko Akanuma
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Mercury wetted contact switch
- Patent number 4,804,932
- Issue date Feb 14, 1989
- NEC Corporation
- Teruhiko Akanuma
- H01 - BASIC ELECTRIC ELEMENTS