Issued Patents All Time
Showing 76–100 of 145 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6502929 | Laminated ink jet recording head having a plurality of actuator units | Yuji Tanaka, Koji Watanabe, Tomoaki Abe, Takayuki Ishii, Naomi Shirakawa +4 more | 2003-01-07 |
| 6502917 | Ink-jet printing apparatus and ink cartridge therefor | Satoshi Shinada, Fujio Akahane, Takao Kobayashi, Makoto Matsuzaki | 2003-01-07 |
| 6499836 | Piezoelectric ink jet recording head formed by press working | Tomoaki Takahashi, Tsuyoshi Kitahara | 2002-12-31 |
| 6470744 | Liquid detecting piezoelectric device, liquid container and mounting module member | Kenji Tsukada, Munehide Kanaya | 2002-10-29 |
| 6460981 | Ink jet recording head having spacer with etched pressurizing chambers and ink supply ports | Shinji Yasukawa, Takahiro Naka, Tsuyoshi Kitahara, Noriaki Okazawa, Hideaki Sonehara | 2002-10-08 |
| 6440174 | Piezo-electric/electrostrictive film type chip | Takahiro Katakura, Fujio Akahane, Kazumi Kamoi, Satoshi Shinada, Yukihisa Takeuchi +1 more | 2002-08-27 |
| 6408513 | Method for manufacturing a piezoelectric vibrator unit | Tsuyoshi Kitahara, Satoru Hosono | 2002-06-25 |
| 6406123 | Capping unit for ink jet recording head incorporated in ink jet recording apparatus and method of manufacturing the same | Hitoshi Hayakawa, Kazuhiko Hara, Shigenori Fukasawa, Katsuhiro Komatsu | 2002-06-18 |
| 6390602 | Recording head having a flexible cable with a window in which a drive signal generating semiconductor device is provided | Takahiro Katakura, Munehide Kanaya | 2002-05-21 |
| 6338549 | Piezoelectric vibrator unit, method for manufacturing the same, and ink-jet recording head | Tsuyoshi Kitahara, Satoru Hosono | 2002-01-15 |
| 6332254 | Process for producing a laminated ink-jet recording head | Masato Shimada, Masami Murai, Kouji Sumi, Tsutomu Nishiwaki | 2001-12-25 |
| 6325484 | Method of removing air bubbles from ink supply passage in ink jet recording apparatus and ink jet recording apparatus capable of employing said method | — | 2001-12-04 |
| 6312092 | Ink jet recording apparatus and ink suction method of the recording head | Kenji Tsukada, Takahiro Katakura, Tomoaki Takahashi, Kazuhiko Hara | 2001-11-06 |
| 6312115 | Ink cartridge for ink jet recorder and method of manufacturing same | Kazuhiko Hara, Kouichi Toba, Takao Kobayashi | 2001-11-06 |
| 6302531 | Valve unit in ink supply channel of ink-jet recording apparatus, ink cartridge using the valve unit, ink supply needle and method of producing the valve unit | Takao Kobayashi, Satoshi Shinada, Hisashi Miyazawa, Takahiro Naka | 2001-10-16 |
| 6286942 | Ink jet recording head with mechanism for positioning head components | Hisashi Miyazawa, Takashi Nakamura, Osamu Nakamura, Shinji Yasukawa, Tomoaki Abe +2 more | 2001-09-11 |
| 6240495 | Memory control system and memory control method | — | 2001-05-29 |
| 6217158 | Layered type ink jet recording head with improved piezoelectric actuator unit | Munehide Kanaya | 2001-04-17 |
| 6199968 | High speed print method for ink jet recording apparatus and ink jet recording apparatus having high speed print mode | Takahiro Katakura | 2001-03-13 |
| 6186619 | Drop-on-demand ink-jet printing head | Haruhiko Koto, Haruo Nakamura, Yozo Shimada, Tomoaki Abe | 2001-02-13 |
| 6158847 | Laminated ink-jet recording head, a process for production thereof and a printer equipped with the recording head | Masato Shimada, Masami Murai, Kouji Sumi, Tsutomu Nishiwaki | 2000-12-12 |
| 6139132 | Ink jet recording head with nozzle communicating hole having smaller width than pressurizing chambers in direction of array of pressurizing chambers | Shinji Yasukawa, Takahiro Naka, Tsuyoshi Kitahara, Noriaki Okazawa, Hideaki Sonehara | 2000-10-31 |
| 6134761 | method of manufacturing multi-layer type ink jet recording head | — | 2000-10-24 |
| 6102517 | Ink-jet recording apparatus for ink cartridge | Takao Kobayashi, Munehide Kanaya, Shoichi Hiraide, Kazuo Koshino | 2000-08-15 |
| 6078202 | Semiconductor device having portions that operate at different frequencies, and method of designing the device | Hideaki Tomatsuri, Hiroyuki Fujiyama, Noriaki Ono | 2000-06-20 |