Issued Patents All Time
Showing 1–25 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7436737 | Electric timepiece | Masami Fukuda, Kiyotaka Igarashi, Shinichi Komine, Ryoji Iwakura | 2008-10-14 |
| 7084976 | Concentration measuring instrument | Takakazu Yano, Kenji Matsumoto, Hiroyuki Uematsu | 2006-08-01 |
| 6999058 | Power supply circuit for driving liquid crystal display device | Takakazu Yano | 2006-02-14 |
| 6894952 | Timer of electric timepiece | Ryoji Iwakura, Takaaki Nozaki, Takakazu Yano, Masami Fukuda, Kazuo Sakamoto | 2005-05-17 |
| 6826209 | Ultrabroad-band variable-wavelength wavelength-multiplexed pulse waveform shaping device | Ryuji Morita, Mikio Yamashita, Akira Suguru | 2004-11-30 |
| 6583506 | Semiconductor device | Takakazu Yano, Takashi Masuda, Makoto Watanabe, Masayoshi Kikuchi | 2003-06-24 |
| 6515645 | Liquid crystal display apparatus | Takakazu Yano | 2003-02-04 |
| 6301198 | Electronic timepiece | Yukio Otaka, Rikoku Nakamura | 2001-10-09 |
| 6023252 | Liquid crystal display device | Takakazu Yano, Takahiko Sato, Rikoku Nakamura | 2000-02-08 |
| 5815233 | Optical device containing a liquid crystal element for changing optical characteristics of a lens element | Yasuhiro Takaki | 1998-09-29 |
| 5654782 | Liquid crystal optical modulator device with each electrode width smaller than both the liquid crystal thickness and the electrode gaps | Yasushi Suzuki, Nobuyuki Hashimoto | 1997-08-05 |
| 5101116 | Multi-level voltage generator to drive LCD | — | 1992-03-31 |
| 4843252 | Selecting electrode drive circuit for a matrix liquid crystal display | Fuminori Suzuki | 1989-06-27 |
| 4824213 | Liquid crystal display having opaque portions on the electrodes | — | 1989-04-25 |
| 4679043 | Method of driving liquid crystal matrix display | — | 1987-07-07 |
| 4663670 | Television receiver having a liquid crystal display device | Katsu Ito, Munehiro Shinabe, Akira Miyajima, Nobuyuki Hashimoto, Hideshi Ohno +2 more | 1987-05-05 |
| 4630122 | Television receiver with liquid crystal matrix display panel | — | 1986-12-16 |
| 4602292 | Driving system for matrix display device | Seigo Togashi | 1986-07-22 |
| 4581649 | Image pickup system | — | 1986-04-08 |
| 4465999 | Matrix driving method for electro-optical display device | Akira Tsuzuki, Hiro Fujita | 1984-08-14 |
| 4453834 | Electronic timepiece with temperature compensation | Fuminori Suzuki, Makoto Yoshida | 1984-06-12 |
| 4441825 | Low-power integrated circuit for an electronic timepiece | — | 1984-04-10 |
| 4441826 | Electronic timepiece | Keiichiro Koga | 1984-04-10 |
| 4433920 | Electronic timepiece having improved primary frequency divider response characteristics | Fukuo Sekiya, Ryoji Iwakura | 1984-02-28 |
| RE31402 | Electronic timepiece | Yukio Hashimoto | 1983-10-04 |