Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8018155 | Short arc type high voltage electrical discharge electrode, short arc type high voltage electrical discharge tube, short arc type high voltage electrical discharge light source apparatus, and their manufacturing methods | Takeshi Kodama, Kenichi Matsuura, Makoto Furukawa | 2011-09-13 |
| 7796310 | Image reading apparatus and control method therefor, as well as storage medium | Minoru Sashida, Katsuhiko Okitsu | 2010-09-14 |
| 7126276 | Non-evaporation type getter, display unit and production method for them | — | 2006-10-24 |
| 6425793 | Impregnated cathode and method of manufacturing same, electron gun and electron tube | Shinji Ogawa, Daichi Imabayashi, Makoto Furukawa, Nobuyuki Yoshino, Junji Sato +3 more | 2002-07-30 |
| 6252341 | Impregnated cathode having varying surface porosity | Shinji Ogawa, Daichi Imabayashi, Makoto Furukawa, Nobuyuki Yoshino, Junji Sato +3 more | 2001-06-26 |
| 4608640 | Trap regenerative device control apparatus | Motohiro Shinzawa | 1986-08-26 |
| 4574589 | Exhaust particle removing system for an internal combustion engine | Naomi Tokura | 1986-03-11 |
| 4567725 | Trap regenerative device control apparatus | Motohiro Shinzawa | 1986-02-04 |
| 4541239 | Exhaust purification apparatus | Naomi Tokura | 1985-09-17 |
| 4538413 | Particle removing system for an internal combustion engine | Motohiro Shinzawa, Motomi Arai, Shomatsu Roppongi, Kichihiko Dozono | 1985-09-03 |
| 4522027 | Exhaust particle removal system for an internal combustion engine | Motohiro Shinzawa | 1985-06-11 |
| 4522028 | Regenerative burner control apparatus | Motohiro Shinzawa | 1985-06-11 |
| 4422431 | Exhaust gas recirculation system for internal combustion engine | Kichihiko Dozono | 1983-12-27 |