Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10150630 | Post-processing apparatus and image forming system | Akira Sakuma, Shinji Masaki, Kenji Suzuki, Takeshi Ichikawa | 2018-12-11 |
| 7429098 | Liquid droplet discharge unit and liquid droplet discharge apparatus | Kohei Murakami, Kishiharu Itazu, Masashi Hiratsuka, Atsushi Murakami, Naoki Morita | 2008-09-30 |
| 7387376 | Liquid droplet ejecting unit, image forming apparatus and valve | Atsushi Murakami, Kishiharu Itazu, Kohei Murakami, Masashi Hiratsuka | 2008-06-17 |
| 7192126 | Systems, methods and structure for maximizing efficiency of refillable fluid ejection head | Brian S. Hilton, Kazuyuki Oda, Takatoshi Tsuchiya, Eric A. Merz | 2007-03-20 |
| 6991325 | Ink replenishing device, sub ink tank, and ink jet recording apparatus | Kazuyuki Oda, Tatsuhiro Ishize, Ichiro Tomikawa, Takeshi Yoneyama | 2006-01-31 |
| 6905197 | Ink supply device, ink-jet recording device, and method of supplying ink | Koji Suenaga, Tatsuhiro Ishize, Mitsuhide Soga, Takaaki Sekiyama | 2005-06-14 |
| 5380175 | Fluid feed pump with valved piston device | — | 1995-01-10 |