Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6062674 | Method and apparatus for ink-jet printing | Toshiharu Inui, Keiichi Murai, Hiromitsu Hirabayashi, Mayumi Yamamoto, Yoshihisa Takizawa +4 more | 2000-05-16 |
| 5911815 | Ink set and ink-jet recording method using the same | Mayumi Yamamoto, Yoshihisa Takizawa, Mikio Sanada | 1999-06-15 |
| 5728201 | Ink, and ink-jet recording method and instruments using the same | Mayumi Yamamoto, Ryuji Katsuragi | 1998-03-17 |
| 5571313 | Ink-jet ink | Kumiko Mafune, Mayumi Yamamoto, Akira Nagashima, Mikio Sanada | 1996-11-05 |
| 5451251 | Ink, and ink-jet recording method and instrument using the same | Kumiko Mafune, Tsuyoshi Eida, Keiichi Murai, Yoshifumi Hattori, Mayumi Yamamoto +9 more | 1995-09-19 |