Takuya Katoh

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Minato, JP

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Patents Grantslast 30 patents

Information Patent Grant
Active matrix type TFT elements array having protrusion on gate lines
- Patent number 6,232,620
- Issue date May 15, 2001
- NEC Corporation
- Takuya Katoh
- G02 - OPTICS
Information Patent Grant
Thin film transistor element array
- Patent number 5,952,675
- Issue date Sep 14, 1999
- NEC Corporation
- Takuya Katoh
- G02 - OPTICS
Information Patent Grant
Semiconductor device having multi-level wiring
- Patent number 5,391,921
- Issue date Feb 21, 1995
- NEC Corporation
- Osamu Kudoh
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Process for the production of crossing points for interconnections...
- Patent number 5,141,896
- Issue date Aug 25, 1992
- NEC Corporation
- Takuya Katoh
- H01 - BASIC ELECTRIC ELEMENTS