Hiroyuki Ohshima

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Suwa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Thin film semiconductor device, fabrication method thereof, electro...
- Patent number 5,834,827
- Issue date Nov 10, 1998
- Seiko Epson Corporation
- Mitsutoshi Miyasaka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of manufacturing thin film transistor and active matrix asse...
- Patent number 5,294,555
- Issue date Mar 15, 1994
- Seiko Epson Corporation
- Tishihiko Mano
- G02 - OPTICS
Information Patent Grant
Thin film transistor and active matrix assembly including same
- Patent number 5,124,768
- Issue date Jun 23, 1992
- Seiko Epson Corporation
- Toshihiko Mano
- G02 - OPTICS