Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4836838 | Apparatus for molding glass articles | Kishio Sugawara, Tadayuki Fujimoto | 1989-06-06 |
| 4836840 | Press-molding device for lenses | Kishio Sugawara | 1989-06-06 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4836838 | Apparatus for molding glass articles | Kishio Sugawara, Tadayuki Fujimoto | 1989-06-06 |
| 4836840 | Press-molding device for lenses | Kishio Sugawara | 1989-06-06 |