Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7839458 | Liquid crystal optical element having grouped concentric electrodes | Shinya Sato, Masayuki Iwasaki, Takeshi Toyoda | 2010-11-23 |
| 6106091 | Method of driving ink-jet head by selective voltage application | Akio Segawa, Tadashi Mitsuhasi | 2000-08-22 |
| 6039440 | Ink-jet head | Takeo Komiyama | 2000-03-21 |
| 5983471 | Method of manufacturing an ink-jet head | — | 1999-11-16 |
| 5761783 | Ink-jet head manufacturing method | Takeo Komiyama | 1998-06-09 |
| 4969333 | Heat pump apparatus | Hironobu Oshima, Fusao Terada, Morio Ishii, Fumio Saito | 1990-11-13 |
| D281076 | Printing hammer for dot printer | Toshio Kurihara, Makoto Yasunaga, Masao Kunita, Takashi Moriya | 1985-10-22 |
| D281077 | Core block for printing head | Makoto Yasunaga, Masao Kunita, Katsuya Masuda | 1985-10-22 |
| D281080 | Base frame for dot printer | Michio Koizumi, Osamu Washimine, Ken Kozasa, Takashi Moriya | 1985-10-22 |