Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5307740 | Marking apparatus for contact lens | Chikai Kosaka, Kazuya Miyamura | 1994-05-03 |
| 5284348 | Apparatus for cutting ocular lens materials | Kyoichi Tanaka, Toyoyasu Tanaka | 1994-02-08 |