Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6678224 | Tracking error balance adjustment circuit and a current control circuit used for an optical disk playback apparatus, and an optical disk playback apparatus including the same | Hiroyuki Haga, Shinobu Murai | 2004-01-13 |
| 6504799 | Tracking error balance adjustment circuit and a current control circuit used for an optical disk playback apparatus, and an optical disk playback apparatus including the same | Hiroyuki Haga, Shinobu Murai | 2003-01-07 |
| 4323045 | Flow control device for exhaust gas recycling system | — | 1982-04-06 |
| 4214561 | Induction system for an internal combustion engine | Hiromitsu Matsumoto | 1980-07-29 |
| 4195602 | Intake control means for internal combustion engines | Hiromitsu Matsumoto | 1980-04-01 |
| 4192140 | Apparatus and method relating to internal combustion engines utilizing an exhaust gas reactor | Hiromitsu Matsumoto | 1980-03-11 |
| 4191716 | Carburetor for internal combustion engines | Hiromitsu Matsumoto | 1980-03-04 |