Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6637867 | Liquid discharge head, head cartridge provided with such head, liquid discharge apparatus and method for discharging liquid | Hiroyuki Sugiyama, Hiroyuki Ishinaga, Toshio Kashino, Aya Yoshihira, Kiyomitsu Kudo +1 more | 2003-10-28 |
| 6585491 | Liquid discharge apparatus having a heating element | Yoichi Taneya, Sadayuki Sugama, Hiroyuki Ishinaga, Hiroyuki Sugiyama | 2003-07-01 |
| 6582069 | Ink-jet recording head and recording apparatus | Tetsuya Ohashi, Yutaka Koizumi, Hiroyuki Kigami | 2003-06-24 |
| 6530641 | Liquid discharge head unit, head cartridge, and method for manufacturing liquid discharge head unit | Tetsuya Ohashi, Yutaka Koizumi, Hiroyuki Kigami, Takayuki Ono | 2003-03-11 |