Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8246157 | Printing method, printing apparatus, and printed document | Yoshiyuki Shino, Yuko Suga, Akira Hirasawa, Kumiko Nonaka, Jin Okutsu | 2012-08-21 |
| 6811246 | Ink-jet image forming device | Iwao Kawamura | 2004-11-02 |
| 6402310 | Ink jet cartridge, ink jet apparatus, and manufacture method of ink jet cartridge | Hiroyuki Maeda, Masafumi Takimoto, Iwao Kawamura, Kazunori Namai, Takuya Yasumitsu | 2002-06-11 |