Issued Patents All Time
Showing 51–56 of 56 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5880761 | Ink jet print head | Ryosuke Uematsu, Kazuo Shima, Minoru Yamada, Yoshihiro Hagihara, Junichi Fujisawa | 1999-03-09 |
| 5877790 | Electrostatic ink jet recording apparatus ejecting ink using different electric potentials applied to different electrodes | Yoshihiro Hagiwara, Ryosuke Uematsu, Hitoshi Minemoto, Kazuo Shima | 1999-03-02 |
| 5874972 | Electrostatic ink jet record head having a control electrode for equalizing the electric field of an ink chamber an ink jet recorder using same | Hitoshi Minemoto, Yoshihiro Hagiwara, Ryosuke Uematsu, Kazuo Shima | 1999-02-23 |
| 5801730 | Ink jet print head having a projecting ejection electrode | Kazuo Shima, Ryosuke Uematsu, Hitoshi Minemoto, Yoshihiro Hagiwara | 1998-09-01 |
| 5754200 | Ink jet type head assembly | Hitoshi Minemoto, Yoshihiro Hagiwara, Ryosuke Uematsu, Kazuo Shima | 1998-05-19 |
| 5742412 | Ink jet type head for pigment type ink with different pulses applied to electrodes | Hitoshi Minemoto, Yoshihiro Hagiwara, Ryousuke Uematsu, Kazuo Shima | 1998-04-21 |