Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6942322 | Drop-on-demand ink-jet printing head | Minoru Usui, Haruhiko Koto, Haruo Nakamura, Tomoaki Abe | 2005-09-13 |
| 6742875 | Drop-on-demand ink-jet printing head | Minoru Usui, Haruhiko Koto, Haruo Nakamura, Tomoaki Abe | 2004-06-01 |
| 6186619 | Drop-on-demand ink-jet printing head | Minoru Usui, Haruhiko Koto, Haruo Nakamura, Tomoaki Abe | 2001-02-13 |
| 5910809 | Drop-on-demand ink-jet printing head | Minoru Usui, Haruhiko Koto, Haruo Nakamura, Tomoaki Abe | 1999-06-08 |
| 5894317 | Drop-on-demand ink-jet printing head | Minoru Usui, Haruhiko Koto, Haruo Nakamura, Tomoaki Abe | 1999-04-13 |
| 5600357 | Drop-on-demand ink-jet printing head | Minoru Usui, Haruhiko Koto, Haruo Nakamura, Tomoaki Abe | 1997-02-04 |
| 5446485 | Drop-on-demand ink-jet printing head | Minoru Usui, Haruhiko Koto, Haruo Nakamura, Tomoaki Abe | 1995-08-29 |
| 5444471 | Drop-on-demand ink-jet printing head | Minoru Usui, Haruhiko Koto, Haruo Nakamura, Tomoaki Abe | 1995-08-22 |