Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7825728 | Variable gain circuit | — | 2010-11-02 |
| 7683814 | Constant current source, ramp voltage generation circuit, and A/D converter | — | 2010-03-23 |
| 7626532 | A/D converter | — | 2009-12-01 |
| 7586432 | A/D converter | — | 2009-09-08 |
| 6610389 | Ink-jet recording material, and recording method of ink-jet recording and recorded material using the same | Tomoko Ishimaru, Yukio Tokunaga | 2003-08-26 |
| 5921214 | Intake device for an internal combustion engine | Akihiro Fujita | 1999-07-13 |
| 4955409 | Fuel supply system | Teruhiko Tokuda, Koji Ishihara, Manabu Wada | 1990-09-11 |
| 4824952 | Isoquinoline derivative | Tsuneji Suzuki, Kunio Sannohe, Toshihiko Ito, Joji Kamiya, Makoto Hirayama +2 more | 1989-04-25 |
| 4782154 | Isoquinoline derivatives | Tatsuo Kaiho, Seitaro Kajiya, Kengo Otsuka, Makoto Hirayama | 1988-11-01 |
| 4639521 | Isoquinoline derivatives | Kunio Sannohe, Kengo Otsuka, Toshohiko Ito, Takafumi Kitano, Makoto Hirayama | 1987-01-27 |
| 4547651 | Laser machining apparatus | — | 1985-10-15 |