Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6824255 | Ink jet recording device | — | 2004-11-30 |
| 6616265 | Suction cap for ink-jet recording apparatus | Tatsuya Shindo | 2003-09-09 |
| 6561637 | Ink jet head having buffer tank in fluid communication with ink circulation pathway | — | 2003-05-13 |
| 6305784 | Recorder and method of making same | — | 2001-10-23 |
| 6217164 | Ink jet recorder | — | 2001-04-17 |
| 6206507 | Printer | — | 2001-03-27 |
| 5924804 | Information recording head | Masaharu Ito | 1999-07-20 |
| D391293 | Ink cartridge | Yuichi Harada | 1998-02-24 |
| 5678936 | Printer with head gap adjusting mechanism | — | 1997-10-21 |
| 5051575 | Optical surface roughness measuring apparatus using double-focus lens for producing parallel and converged beams for measurement | — | 1991-09-24 |
| 4905311 | Optical surface roughness measuring apparatus with polarization detection | Yoshinori Bessho, Michio Kondo | 1990-02-27 |
| 4882479 | Optical rotary encoder using dual frequency beat difference | Yoshinori Bessho | 1989-11-21 |
| 4852106 | Optical system for producing controlled beat frequency | Yoshinori Bessho | 1989-07-25 |