Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7362466 | Image forming apparatus and replaceable part and IC chip for the same | Toshitaka Semma, Hiroyuki Nagashima | 2008-04-22 |
| 7221467 | Image forming apparatus and replaceable part and integrated circuit chip for the same | Hiroyuki Nagashima, Toshitaka Semma | 2007-05-22 |
| 7016636 | Double-sided image forming apparatus and method | Takeo Ohashi, Kohichi Kanaya, Jun Sasaki, Tatsuo Hirono, Yukio Tagawa | 2006-03-21 |
| 5557707 | Image forming apparatus with a scanner and method of controlling the same | Yoshiya Inoue, Tooru Nagatsuma, Kazuyuki Shimada, Kunio Tomiyasu, Hirofumi Nishiwaki | 1996-09-17 |
| 5146240 | Image forming apparatus with plural dot densities | Goro Mori, Shigeyuki Araki, Masahiro Yamamoto, Masaru Takahashi, Toshitaka Senma +2 more | 1992-09-08 |
| 5144337 | Image forming apparatus capable of forming an image by dots having various diameters | Tomoatsu Imamura, Masumi Sato, Tomonori Tanaka, Toshitaka Senma | 1992-09-01 |