Issued Patents All Time
Showing 226–231 of 231 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4301459 | Ink ejection apparatus comprising entrained air removal means | Takuro Isayama, Hiromichi Komai, Hiroshi Yamazaki | 1981-11-17 |
| 4300144 | Multiple-nozzle ink-jet recording apparatus | Takuro Isayama, Hiroshi Yamazaki, Hiromichi Komai | 1981-11-10 |
| 4271366 | Analog signal delay circuit | Takuro Isayama, Takeshi Takemoto, Takao Fukazawa | 1981-06-02 |
| 4245224 | Drive circuit for ink jet discharging head | Takuro Isayama, Takeshi Takemoto, Takao Fukazawa | 1981-01-13 |
| 4222060 | Ink jet printing apparatus | Takuro Isayama | 1980-09-09 |
| 4184168 | Ink-on-demand type ink jet head driving circuit | Takuro Isayama | 1980-01-15 |