Issued Patents All Time
Showing 26–50 of 85 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6955421 | Manufacturing method of piezoelectric vibrator unit, manufacturing method of liquid jet head, piezoelectric vibrator unit, and liquid jet head | — | 2005-10-18 |
| 6952873 | Piezoelectric ink jet recording head formed by press working | Minoru Usui, Tomoaki Takahashi | 2005-10-11 |
| 6921148 | LIQUID DROP DISCHARGE HEAD, DISCHARGE METHOD AND DISCHARGE DEVICE; ELECTRO OPTICAL DEVICE, METHOD OF MANUFACTURE THEREOF, AND DEVICE FOR MANUFACTURE THEREOF; COLOR FILTER, METHOD OF MANUFACTURE THEREOF, AND DEVICE FOR MANUFACTURE THEREOF; AND DEVICE INCORPORATING BACKING, METHOD OF MANUFACTURE THEREOF, AND DEVICE FOR MANUFACTURE THEREOF | Shinichi Nakamura, Yoshiaki Yamada | 2005-07-26 |
| 6918658 | Method of producing a liquid jetting head | — | 2005-07-19 |
| 6871400 | Method of producing a liquid jetting head | — | 2005-03-29 |
| 6862782 | Method of manufacturing a piezoelectric vibrator unit | — | 2005-03-08 |
| 6779866 | Liquid jetting apparatus and method for driving the same | Chang Junhua | 2004-08-24 |
| 6732414 | Method of manufacturing a liquid ink jet head | — | 2004-05-11 |
| 6729002 | Method of producing an ink jet recording head | Shinji Yasukawa, Minoru Usui, Takahiro Naka, Noriaki Okazawa, Hideaki Sonehara | 2004-05-04 |
| 6700307 | Piezoelectric vibrator unit | — | 2004-03-02 |
| 6695442 | Ink jet head having structure for eliminating air bubbles and reducing crosstalk and a printer containing the ink head | — | 2004-02-24 |
| 6631980 | Liquid jetting head | — | 2003-10-14 |
| 6626524 | Ink jet recording head provided with a vibrator unit | Noriaki Okazawa, Hiroshige Owaki, Tomoaki Takahashi, Takayuki Iijima | 2003-09-30 |
| 6624552 | Piezoelectric vibrator unit, method for manufacturing the same, and ink jet recording head comprising the same | — | 2003-09-23 |
| 6609280 | Ink jet recording head and method of manufacturing the same | — | 2003-08-26 |
| 6578953 | Inkjet recording head, piezoelectric vibration element unit used for the recording head, and method of manufacturing the piezoelectric vibration element unit | Hiroshi Arai | 2003-06-17 |
| 6547373 | Ink jet type recording head | — | 2003-04-15 |
| 6499836 | Piezoelectric ink jet recording head formed by press working | Minoru Usui, Tomoaki Takahashi | 2002-12-31 |
| 6478411 | Ink jet recording head and method of manufacturing the same | — | 2002-11-12 |
| 6460981 | Ink jet recording head having spacer with etched pressurizing chambers and ink supply ports | Shinji Yasukawa, Minoru Usui, Takahiro Naka, Noriaki Okazawa, Hideaki Sonehara | 2002-10-08 |
| 6417600 | Piezoelectric vibrator unit, method for manufacturing the same, and ink jet recording head comprising the same | — | 2002-07-09 |
| 6408513 | Method for manufacturing a piezoelectric vibrator unit | Minoru Usui, Satoru Hosono | 2002-06-25 |
| 6398350 | Piezoelectric vibrator unit, liquid jet head, manufacturing method of piezoelectric vibrator unit, and manufacturing method of liquid jet head | — | 2002-06-04 |
| 6386672 | Ink jet type recording head | Hitotoshi Kimura, Ryoichi Tanaka, Tomoaki Takahashi, Noriaki Okazawa, Kenji Otokita +4 more | 2002-05-14 |
| 6382778 | Ink jet recording head and method of manufacturing the same | Takayuki Iijima, Noriaki Okazawa | 2002-05-07 |