Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6436179 | Ink-jet recording ink, ink color set, and ink-jet recording method | Eisuke Hiraoka, Akihiko Chujo, Hiromi Nagai, Kaoru Watanabe, Yasuharu Endo +1 more | 2002-08-20 |
| 6412940 | Ink-jet recording method, and ink-jet printer | Hiroshi Inoue, Takatsugu Doi, Ken Hashimoto | 2002-07-02 |
| 6375728 | Ink for ink jet recording and ink jet recording method | Hiroshi Inoue, Ken Hashimoto | 2002-04-23 |