Issued Patents 2002
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6490792 | Ink tank cartridge, a manufacturing method thereof and a packaging structure of the ink tank cartridge | Hiroyuki Ishinaga, Hajime Kaneko, Yuji Kamiyama | 2002-12-10 |
| 6478416 | Sealing method for ink cartridge | Hiroyuki Ishinaga, Hajime Kaneko, Masahiko Higuma, Yuji Kamiyama, Yoichi Taneya | 2002-11-12 |
| 6439690 | Element substrate having connecting wiring between heat generating resistor elements and ink jet recording apparatus | Hiroyuki Ishinaga, Junji Shimoda, Masami Kasamoto, Fumio Murooka, Tatsuo Furukawa +6 more | 2002-08-27 |
| 6435649 | Ink jet recording apparatus | Kazuyoshi Takahashi, Yoshiaki Takayanagi, Akio Suzuki, Mitsuru Kurata, Tsutomu Abe +7 more | 2002-08-20 |
| 6428154 | Ink cartridge and a method for sealing an aperture provided for such cartridge | Yuji Kamiyama, Hajime Kaneko, Hiroaki Tanaka, Hiroyuki Ishinaga | 2002-08-06 |
| 6428856 | Method of forming coating films | Tsuyoshi Harakawa, Teruaki Kuwajima, Yutaka Takeuchi | 2002-08-06 |
| 6378992 | Liquid discharging head, method for manufacturing such liquid discharging head, head cartridge and liquid discharging apparatus | Kiyomitsu Kudo, Hiroshi Sugitani, Masami Ikeda, Akio Saito, Tsuyoshi Orikasa +3 more | 2002-04-30 |
| 6374482 | Method of manufacturing a liquid discharge head | Hiroaki Mihara, Masahiko Ogawa, Masami Ikeda, Ichiro Saito, Hiroyuki Ishinaga +6 more | 2002-04-23 |
| 6371594 | Ink jet recording head, an ink jet cartridge, and an ink jet recording apparatus | Wataru Takahashi, Hajime Yamamoto, Eiichiro Shimizu, Yasuo Kotaki, Teruo Arashima +1 more | 2002-04-16 |
| 6336719 | Ink tank cartridge, a manufacturing method thereof and a packaging structure of the ink tank cartridge | Hiroyuki Ishinaga, Hajime Kaneko, Yuji Kamiyama | 2002-01-08 |
| 6334674 | Absorber mounted in an ink tank and process for manufacturing this tank | Takayuki Ono, Hiroshi Sugitani, Hajime Yamamoto, Eiichiro Shimizu, Torachika Osada +4 more | 2002-01-01 |