Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5630901 | Method and jig for holding contact lens material, using light-scattering bonding adhesive | Yasuyoshi Yamamoto, Hiroyuki Ohyama, Seiichi Ichikawa, Keiji Yamashita | 1997-05-20 |