Toshio Kaihara

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Patents Grantslast 30 patents

Information Patent Grant
Method for forming a field emission cold cathode
- Patent number 6,033,277
- Issue date Mar 7, 2000
- NEC Corporation
- Toshio Kaihara
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of manufacturing cathode ray tube
- Patent number 5,766,054
- Issue date Jun 16, 1998
- NEC Corporation
- Toshio Kaihara
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electron gun assembly with improved heat resistance
- Patent number 5,698,855
- Issue date Dec 16, 1997
- NEC Corporation
- Toshio Kaihara
- H01 - BASIC ELECTRIC ELEMENTS