Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6597285 | Non-contact communication apparatus and control method for non-contact communication apparatus | Akiyasu Yamamoto, Takeshi Kumagaya, Hiroyuki Sakamoto | 2003-07-22 |
| 5821978 | Image forming apparatus for forming an image in use with a plurality of laser beam scanners | Hiroyuki Yamamoto, Kouichi Takagi, Yoshiyuki Ichihara, Takashi Murahashi | 1998-10-13 |