Issued Patents All Time
Showing 26–50 of 56 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8384451 | PLL circuit, method for operating PLL circuit and system | — | 2013-02-26 |
| 7750741 | PLL circuit and semiconductor device | Kenichi Kodato | 2010-07-06 |
| 7684780 | Semiconductor device, radio terminal device, and radio communication equipment | Kenichi Minobe, Masashi Okubo | 2010-03-23 |
| 7511566 | Semiconductor circuit with positive temperature dependence resistor | — | 2009-03-31 |
| 7473731 | Hydroxyapatite composite and manufacturing method thereof, medical material using hydroxyapatite complex | Tsutomu Furuzono, Akio Kisida, Junzo Tanaka | 2009-01-06 |
| 7260979 | Oxygen sensor | Nobuaki Sekiya, Motomichi Kambayashi | 2007-08-28 |
| 7175815 | Fan type chemicals diffusing device | Satoshi Yamasaki, Kazunori Yamamoto | 2007-02-13 |
| 6999016 | D/A converter and semiconductor device | Akira Haga | 2006-02-14 |
| 6819273 | Digital-analog-conversion circuit having function of automatic offset adjustment | Tohru Mizutani, Hiromi Nanba, Atsushi Hitaka, Masashi Okubo, Yoshinori Yoshikawa +1 more | 2004-11-16 |
| 6639536 | Digital-analog converter | Tohru Mizutani | 2003-10-28 |
| 6064243 | Current switch and PLL in which it is used | Yuji Segawa, Kunihiko Gotoh | 2000-05-16 |
| 5950541 | Method of producing lithographic printing plate | Takao Nakayama | 1999-09-14 |
| 5870000 | Oscillation circuit and PLL circuit using same | Yuji Segawa | 1999-02-09 |
| 5861771 | Regulator circuit and semiconductor integrated circuit device having the same | Hirokazu Tanaka, Kunihiko Gotoh | 1999-01-19 |
| 5673002 | Operational amplifier having stable operations for a wide range of source voltage, and current detector circuit employing a small number of elements | Osamu Kobayashi, Tachio Yuasa | 1997-09-30 |
| 5606287 | Operational amplifier having stable operations for a wide range of source voltage, and current detector circuit employing a small number of elements | Osamu Kobayashi, Tachio Yuasa | 1997-02-25 |
| 5568147 | Digital-to-analog converter for reducing occupied area thereof | Tachio Yuasa | 1996-10-22 |
| 5483384 | Lens accessory attaching mechanism | Morio Takizawa, Tetsuo Sekiguchi | 1996-01-09 |
| 5239417 | Lens barrel for automatic focusing camera | Haruki Eguchi, Takuji Hamasaki, Kenji Watanabe, Katsumori Kikuchi, Hiroaki Suzuki +1 more | 1993-08-24 |
| 4893145 | Focusing operation changeover apparatus for a camera | — | 1990-01-09 |
| 4664214 | Motorcycle having steered front and rear wheels with control for ratio | Toshiyuki Sato | 1987-05-12 |
| 4662469 | Rear wheel steering device for motorcycles | Toshiyuki Sato | 1987-05-05 |
| 4655311 | Rear wheel steering device for motorcycles | Toshiyuki Sato | 1987-04-07 |
| 4651844 | Motorcycle having steered front and rear wheels | Tashiyuki Sata | 1987-03-24 |
| 4650024 | Rear wheel steering device for motorcycles | Toshiyuki Sato | 1987-03-17 |