Issued Patents All Time
Showing 25 most recent of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10850513 | Liquid ejection head and liquid ejection apparatus | — | 2020-12-01 |
| 10661578 | Printing apparatus and concentration correction method | Yasuto Kodera, Yasuyuki Tamura | 2020-05-26 |
| 9895882 | Driving device for a liquid ejection head | Yasuyuki Tamura | 2018-02-20 |
| 9533503 | Liquid ejection head | Toshifumi Yoshioka, Masato Yajima | 2017-01-03 |
| 8939557 | Liquid discharge head | — | 2015-01-27 |
| 8801155 | Liquid discharge head | — | 2014-08-12 |
| 8636349 | Liquid ejection head and liquid ejection apparatus | Toru Nakakubo, Yohei Nakamura, Hiromitsu Morita, Junya Kawase | 2014-01-28 |
| 8517491 | Printing apparatus and driving method of a liquid ejecting head | — | 2013-08-27 |
| 7014306 | Liquid reservoir apparatus | Junji Shimoda, Toshihiko Ujita, Hideaki Okamoto | 2006-03-21 |
| 6830321 | Liquid tank and manufacture method therefor, ink jet apparatus and manufacture method therefor, and head cartridge and image forming apparatus | Hideaki Okamoto | 2004-12-14 |
| 6805436 | Ink storing device | Toshihiko Ujita, Junji Shimoda, Hideaki Okamoto | 2004-10-19 |
| 6755500 | Ink tank, ink-jet cartridge, ink-supplying apparatus, ink-jet printing apparatus and method for supplying ink | Hirofumi Hirano, Yohji Ara, Hiroyuki Inoue, Hideo Fukazawa, Tetsuji Kurata +4 more | 2004-06-29 |
| 6637872 | Ink tank, ink jet recording head, ink jet cartridge, and ink jet recording apparatus | Yohji Ara, Hiroyuki Inoue, Hideo Fukazawa, Tetsuji Kurata, Hirofumi Hirano +4 more | 2003-10-28 |
| 6629758 | Joint device, ink jet recording apparatus having the same, and ink supplying device and method | Hideaki Okamoto, Yohji Ara, Hiroyuki Inoue, Hideo Fukazawa, Tetsuji Kurata +4 more | 2003-10-07 |
| 6540321 | Ink tank, ink-jet cartridge, ink-supplying apparatus, ink-jet printing apparatus and method for supplying ink | Hirofumi Hirano, Yohji Ara, Hiroyuki Inoue, Hideo Fukazawa, Tetsuji Kurata +4 more | 2003-04-01 |
| 6474797 | Ink supply system and ink-jet recording apparatus | Tetsuji Kurata, Yohji Ara, Hiroyuki Inoue, Hideo Fukazawa, Hirofumi Hirano +4 more | 2002-11-05 |
| 6447084 | Ink-jet printing apparatus, ink-supplying apparatus and method for supplying ink | Masaya Uetsuki, Yohji Ara, Hiroyuki Inoue, Hideo Fukazawa, Tetsuji Kurata +4 more | 2002-09-10 |
| 6262705 | Display device | Hiroshi Inoue, Hideo Kanno, Atsushi Mizutome | 2001-07-17 |
| 6204935 | Image processing method and an image processing apparatus | Tsunenori Soma, Katsumi Masaki, Masayuki Takayama, Masashi Takizawa, Makoto Nihei +1 more | 2001-03-20 |
| 6061152 | Image processing apparatus and method for processing an original image based on a specification image for producing an output image by compounding a processed original image and a compound image real from the specification image | Makoto Nihei, Katsumi Masaki, Masayuki Takayama, Masashi Takizawa, Koji Kawamura | 2000-05-09 |
| 5990859 | Display device | Hiroshi Inoue, Hideo Kanno, Atsushi Mizutome | 1999-11-23 |
| 5952990 | Display device with power-off delay circuitry | Hiroshi Inoue, Hideo Kanno, Atsushi Mizutome | 1999-09-14 |
| 5896118 | Display system | — | 1999-04-20 |
| 5760790 | Display system | — | 1998-06-02 |
| 5758043 | Image processing method and apparatus | Masashi Takizawa, Katsumi Masaki, Masayuki Takayama, Makoto Nihei, Koji Kawamura | 1998-05-26 |