Masao Hatsutori

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Patents Grantslast 30 patents

Information Patent Grant
Process of making cold cathode fluorescent tube
- Patent number 5,709,578
- Issue date Jan 20, 1998
- West Electric Co., Ltd.
- Masao Hatsutori
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cold cathode fluorescent discharge tube
- Patent number 5,672,936
- Issue date Sep 30, 1997
- West Electric Co., Ltd.
- Masao Hatsutori
- H01 - BASIC ELECTRIC ELEMENTS