Issued Patents All Time
Showing 1–25 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7533950 | Liquid jet recording apparatus | Takuro Sekiya | 2009-05-19 |
| 7347518 | Ink jet recording head configured for ejecting small ink droplets to form high quality images | Takuro Sekiya | 2008-03-25 |
| 7341322 | Liquid jet head, method and apparatus and receiving medium, configured for small ejected liquid droplets | Takuro Sekiya | 2008-03-11 |
| 6991309 | Ink jet recording method and head | Takuro Sekiya | 2006-01-31 |
| 6789866 | Liquid jet recording apparatus, head and method | Takuro Sekiya | 2004-09-14 |
| 6568778 | Liquid jet recording apparatus and method | Takuro Sekiya | 2003-05-27 |
| 6227639 | Ink jet recording method and head | Takuro Sekiya | 2001-05-08 |
| 6193348 | On demand type ink jet recording apparatus and method | Takuro Sekiya | 2001-02-27 |
| 6039425 | Ink jet recording method and head | Takuro Sekiya | 2000-03-21 |
| 5877786 | Ink jet recording method and head | Takuro Sekiya | 1999-03-02 |
| 5729257 | Ink jet recording head with improved ink jetting | Takuro Sekiya | 1998-03-17 |
| 5657060 | Ink jet recording head having means for controlling ink droplets | Takuro Sekiya | 1997-08-12 |
| 5610637 | Ink jet recording method | Takuro Sekiya | 1997-03-11 |
| 4990939 | Bubble jet printer head with improved operational speed | Takuro Sekiya, Takashi Kimura, Tomoaki Nakano | 1991-02-05 |
| 4800398 | Ink-jet printer with an encased printer head unit | Osamu Naruse, Chuji Ishikawa, Sadao Kakeno | 1989-01-24 |
| 4700203 | Ink jet head for compressing ink to eject drops of ink | Tetsu Yamamuro | 1987-10-13 |
| 4673955 | Ink receptacle for ink jet printer | Minoru Ameyama, Takuro Isayama, Hiroshi Yamazaki, Shuzo Matsumoto, Yasuo Katano | 1987-06-16 |
| 4588998 | Ink jet head having curved ink | Tetsu Yamamuro | 1986-05-13 |
| 4527170 | Ink jet waste and replenish ink system | Minoru Ameyama, Yutaka Ebi, Koichiro Jinnai, Tsutomu Sato | 1985-07-02 |
| 4520367 | Ink jet head assembly | Chuji Ishikawa, Masanori Horike, Hiromichi Komai | 1985-05-28 |
| 4437101 | Ink jet printing apparatus | Yutaka Ebi, Takao Fukazawa, Toshio Kawakubo, Koichiro Jinnai, Masanori Horike +2 more | 1984-03-13 |
| 4393385 | Controllable ink drop velocity type ink-jet printer | Koichiro Jinnai, Masanori Horike, Yutaka Kodama | 1983-07-12 |
| 4365255 | Ink jet printer | Masanori Horike, Koichiro Jinnai, Yutaka Kodama | 1982-12-21 |
| 4364060 | Nozzle position deviation compensation arrangement for ink jet printing device | Koichiro Jinnai, Masanori Horike, Yutaka Kodama | 1982-12-14 |
| 4313123 | Controllable ink drop velocity type ink-jet printer | Koichiro Jinnai, Masanori Horike, Yutaka Kodama | 1982-01-26 |