Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7194224 | Image forming apparatus, image forming process, and process cartridge | Tatsuya Niimi | 2007-03-20 |
| 6449449 | Apparatus for image forming and charging capable of effectively maintaining a charge potential | — | 2002-09-10 |
| 6157795 | Image forming apparatus and method configured to reduce a transfer charge at a nip | Hiroyuki Sugimoto | 2000-12-05 |
| 6058003 | Electrostatic charger and discharger | Masayuki Hirano, Tomomi Katoh, Akio Kojima | 2000-05-02 |
| 5955228 | Method and apparatus for forming a powder image | Katsuo Sakai, Takahiko Tokumasu, Osamu Endo | 1999-09-21 |
| 5600356 | Liquid jet recording head having improved radiator member | Takuro Sekiya, Takashi Kimura, Masanori Horike, Shuji Motomura | 1997-02-04 |
| 5420618 | Ink jet recording method and apparatus having drop size control by using plural control electrodes | Takuro Sekiya, Mitsuru Shingyouchi, Eiko Suzuki | 1995-05-30 |
| 5412413 | Method and apparatus for making liquid drop fly to form image by generating bubble in liquid | Takuro Sekiya, Takashi Kimura, Masanori Horike, Yoshio Watanabe, Shuji Motomura +2 more | 1995-05-02 |
| 5389962 | Ink jet recording head assembly | Takuro Sekiya, Mitsuru Shingyouchi, Takashi Kimura, Takayuki Yamaguchi, Yoshio Watanabe +2 more | 1995-02-14 |
| 5359350 | Method of driving ink jet printing head | Tomoaki Nakano, Hiromichi Komai, Toshitaka Hirata, Toshio Inada | 1994-10-25 |
| 5270740 | Ink jet head | Osamu Naruse, Hiromichi Komai, Toshio Inada, Toshitaka Hirata, Kenichi Ichikawa +4 more | 1993-12-14 |