Yukiyoshi Tsunoda

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Electrode substrate for electro-optical device
- Patent number 4,938,569
- Issue date Jul 3, 1990
- Seiko Instruments Inc.
- Yukiyoshi Tsunoda
- G02 - OPTICS
Information Patent Grant
Color liquid crystal display device having multicolor polarizers
- Patent number 4,610,507
- Issue date Sep 9, 1986
- Seiko Instruments & Electronics Ltd.
- Hitoshi Kamamori
- G02 - OPTICS