Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4882403 | Non-hydrous soft contact lens and process for producing the same | Tetsuo Itoh, Noboru Satoh, Kazuhiko Takahashi, Takao Shimizu | 1989-11-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4882403 | Non-hydrous soft contact lens and process for producing the same | Tetsuo Itoh, Noboru Satoh, Kazuhiko Takahashi, Takao Shimizu | 1989-11-21 |