Issued Patents 2002
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |
| 6382754 | Ink jet printing device | Koji Morikoshi, Kaoru Momose, Noriaki Okazawa, Masahiko Yoshida, Kazunaga Suzuki +2 more | 2002-05-07 |
| 6357846 | Ink jet recording apparatus and recording method using the same | — | 2002-03-19 |
| 6338549 | Piezoelectric vibrator unit, method for manufacturing the same, and ink-jet recording head | Minoru Usui, Satoru Hosono | 2002-01-15 |
| 6338554 | Ink-jet recording device | — | 2002-01-15 |