Issued Patents All Time
Showing 25 most recent of 51 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8622502 | Ink jet printing apparatus and ink jet printing method | Michinari Mizutani | 2014-01-07 |
| 7845766 | Inkjet recording head | Satoshi Kimura, Genji Inada, Keisuke Matsuo, Satoshi Kudo, Yukuo Yamaguchi | 2010-12-07 |
| 7708365 | Liquid-discharge recording head | Akihiro Yamanaka, Tomoyuki Inoue, Michinari Mizutani, Hiroshi Yamada | 2010-05-04 |
| 7303260 | Liquid ejection recording head | Akihiro Yamanaka, Tomoyuki Inoue, Michinari Mazutani, Hiroshi Yamada | 2007-12-04 |
| 7300137 | Liquid-discharge recording head | Akihiro Yamanaka, Tomoyuki Inoue, Michinari Mizutani, Hiroshi Yamada | 2007-11-27 |
| 7290854 | Ink jet recording method and ink jet recording apparatus | Michinari Mizutani | 2007-11-06 |
| 6773089 | Liquid discharge head, and head cartridge and image forming apparatus using such liquid discharge head | Tomoyuki Inoue, Michinari Mizutani | 2004-08-10 |
| 6749287 | Ink jet recording head and ink jet recording apparatus | Shuzo Iwanaga | 2004-06-15 |
| 6745467 | Method of producing a liquid discharge head | Haruhiko Terai, Masami Kasamoto, Hiroyuki Ishinaga, Masashi Miyagawa, Genji Inada +3 more | 2004-06-08 |
| 6447984 | Liquid discharge head, method of manufacture therefor and liquid discharge recording apparatus | Junji Tatsumi, Hiroshi Sugitani, Masami Ikeda, Masami Kasamoto, Hiroyuki Ishinaga +11 more | 2002-09-10 |
| 6431682 | Liquid discharge head, method of manufacturing the liquid discharge head, and liquid discharge recording apparatus using the liquid discharge head | Masami Kasamoto, Hiroyuki Ishinaga, Haruhiko Terai, Genji Inada, Junji Tatsumi +2 more | 2002-08-13 |
| 6422686 | Liquid discharge head and method of manufacturing the same | Hiroyuki Ishinaga, Masami Kasamoto, Shuji Koyama, Haruhiko Terai, Genji Inada +3 more | 2002-07-23 |
| 6334674 | Absorber mounted in an ink tank and process for manufacturing this tank | Takayuki Ono, Hiroshi Sugitani, Kazuaki Masuda, Hajime Yamamoto, Eiichiro Shimizu +4 more | 2002-01-01 |
| 6325498 | Ink tank with ink absorbing member | Masahiko Higuma, Jun Kawai, Yohei Sato, Yoichi Taneya, Hiroshi Sugitani +4 more | 2001-12-04 |
| 6224200 | Ink tank with ink absorbing member having particular holes or slits | Masahiko Higuma, Jun Kawai, Yohei Sato, Yoichi Taneya, Hiroshi Sugitani +4 more | 2001-05-01 |
| 6174053 | Ink tank, head cartridge and ink jet printing apparatus | Masahiko Higuma, Jun Kawai, Yohei Sato, Yoichi Taneya, Hiroshi Sugitani +4 more | 2001-01-16 |
| 6170939 | Liquid storing container for recording apparatus | Toshihiko Ujita, Koji Yamakawa, Masanori Takenouchi, Sadayuki Sugama, Kenjiro Watanabe +6 more | 2001-01-09 |
| 6109742 | Ink tank, head cartridge and ink jet printing apparatus | Masahiko Higuma, Jun Kawai, Yohei Sato, Yoichi Taneya, Hiroshi Sugitani +4 more | 2000-08-29 |
| 6000792 | Ink jet apparatus provided with an improved recovery mechanism | Yutaka Koizumi, Toshiaki Hirosawa, Jiro Moriyama | 1999-12-14 |
| 5997122 | Ink jet recording apparatus capable of performing liquid droplet diameter random variable recording and ink jet recording method using ink for liquid droplet random variable recording | Jiro Moriyama, Yutaka Koizumi, Shoji Koike, Yoshinobu Shimomura, Toshiaki Hirosawa +1 more | 1999-12-07 |
| 5801737 | Ink container with internal air pressure adjustment | Yohei Sato, Kazuaki Masuda, Masahiko Higuma, Jun Kawai, Masaaki Izumida +2 more | 1998-09-01 |
| 5781213 | Liquid storing container having filter interface for recording apparatus | Toshihiko Ujita, Koji Yamakawa, Masanori Takenouchi, Sadayuki Sugama, Kenjiro Watanabe +6 more | 1998-07-14 |
| 5682190 | Ink jet head and apparatus having an air chamber for improving performance | Toshiaki Hirosawa, Yutaka Koizumi, Jiro Moriyama, Mineo Kaneko, Hidemi Kubota | 1997-10-28 |
| 5652610 | Ink tank, ink tank-integrated head cartridge having the tank and ink head constructed integrally, and ink jet printing apparatus having the ink tank or head cartridge | Jun Kawai, Yohei Sato, Yoichi Taneya, Hiroshi Sugitani, Tokuya Ohta +4 more | 1997-07-29 |
| 5646659 | Ink jet recording apparatus, and method with control of ink drops and ink mist | Jiro Moriyama, Yutaka Koizumi, Hisashi Fukushima, Toshiaki Hirosawa, Haruhiko Moriguchi +2 more | 1997-07-08 |