Yukio Koyanagi

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Patents Grantslast 30 patents

Information Patent Grant
Image processing circuit
- Patent number 7,034,885
- Issue date Apr 25, 2006
- Niigata Seimitsu Co., Ltd.
- Yukio Koyanagi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Interpolation circuit
- Patent number 6,894,966
- Issue date May 17, 2005
- Niigata Seimitsu Co., Ltd.
- Yukio Koyanagi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Digital-to-analog converter with plural voltage holding sections, p...
- Patent number 6,763,407
- Issue date Jul 13, 2004
- Niigata Seimitsu Co., Ltd.
- Yukio Koyanagi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Data interpolation method
- Patent number 6,735,608
- Issue date May 11, 2004
- Niigata Seimitsu Co., Ltd.
- Yukio Koyanagi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Digital to analog converter with step voltage generator for smoothi...
- Patent number 6,411,238
- Issue date Jun 25, 2002
- Niigata Seimitsu Co., Ltd.
- Yukio Koyanagi
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
Image processing circuit
- Publication number 20060114354
- Publication date Jun 1, 2006
- Yukio Koyanagi
- G06 - COMPUTING CALCULATING COUNTING