Issued Patents 2002
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6481826 | Ink jet recording apparatus, method of discharging ink from capping unit incorporated in the apparatus, and ink composition used with the apparatus | Kazuhiko Hara | 2002-11-19 |
| 6481824 | Ink jet recording apparatus and recording head cleaning control method thereon | Tatsuya Seshimo, Hikonosuke Uwai | 2002-11-19 |
| 6422680 | Ink jet recording apparatus and cleaning control method for the same | Shigenori Fukasawa | 2002-07-23 |
| 6417488 | Internal metal pipe welding apparatus and monitoring system | Yuko Takeuchi, Masaki Tsuchiya | 2002-07-09 |
| 6406123 | Capping unit for ink jet recording head incorporated in ink jet recording apparatus and method of manufacturing the same | Minoru Usui, Kazuhiko Hara, Shigenori Fukasawa, Katsuhiro Komatsu | 2002-06-18 |
| 6338539 | Ink jet recording device | Atsushi Kobayashi, Seiji Mochizuki, Kazuhisa Kawakami, Shigenori Fukasawa, Masahiro Isono +4 more | 2002-01-15 |
| 6337459 | Multi-layered anti-coking heat resisting metal tube and the method for manufacturing thereof | F. X. Terwijn, Kiyoshi Morii, Yuko Takeuchi, Yoshihisa Kato, Naoki Nishimura | 2002-01-08 |