Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5792736 | Method for stabilizing an agent for contact lenses | Hisayuki Nakayama, Akihiro Kimoto | 1998-08-11 |
| 5571504 | Method of stabilizing preparations for contact lenses | Hisayuki Nakayama, Akihiro Kimoto | 1996-11-05 |
| 5531917 | Method for stabilizing an agent for contact lenses | Hisayuki Nakayama, Akihiro Kimoto | 1996-07-02 |