Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6878090 | Planetary differential gear type reduction device, driving device with a reduction mechanism and image forming apparatus | — | 2005-04-12 |
| 6705970 | Planetary differential gear type reduction device, driving device with a reduction mechanism and image forming apparatus | — | 2004-03-16 |
| 4847631 | Charge and deflection control type ink jet printer | Osamu Naruse, Chuji Ishikawa, Satoshi Sekimoto, Masanori Horike | 1989-07-11 |
| 4800398 | Ink-jet printer with an encased printer head unit | Osamu Naruse, Chuji Ishikawa, Kyuhachiro Iwasaki | 1989-01-24 |
| 4524365 | Receptacle for waste ink collection in ink jet recording apparatus | Minoru Ameyama, Kenichi Ichikawa, Michio Umezawa, Tomoyuki Yamaguchi | 1985-06-18 |
| 4429317 | Ink ejection head | Michio Umezawa, Osamu Naruse, Tatsuya Furukawa, Tamio Ohori, Isokazu Furukawa | 1984-01-31 |
| 4322732 | Ink jet recording method | Tatsuya Furukawa | 1982-03-30 |
| 4321608 | Deflection plate array | — | 1982-03-23 |
| 4291316 | System for driving ink drop generator of ink-jet printer | Taisen Hayashi, Hiromichi Komai, Hiroshi Yamazaki | 1981-09-22 |
| 4284993 | Multi-nozzle head for ink jet printer with ink supply pipe in ink chamber | — | 1981-08-18 |