Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4939218 | Sulfur-containing aliphatic acrylic compound, crosslinked polymer article, and lens | Takao Kawaki, Makoto Kobayashi, Osamu Aoki | 1990-07-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4939218 | Sulfur-containing aliphatic acrylic compound, crosslinked polymer article, and lens | Takao Kawaki, Makoto Kobayashi, Osamu Aoki | 1990-07-03 |