Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6905462 | Endoscope image pickup optical system | Hiroyuki Homma | 2005-06-14 |
| 6792138 | Method of forming an image of cilium and cilia | Naoki Hasegawa, Naruto Shinkai, Tomoya Kitano, Motoyasu Sagawa, Masami Sato +1 more | 2004-09-14 |
| 6558316 | Endoscope optical system including composition having durability to a sterilization treatment | Akira Kikuchi, Hiroaki Kinoshita | 2003-05-06 |