Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4311364 | Camera filters and a method of making the same | Hirofumi Ohta, Takashi Matsuura, Kou Itaya | 1982-01-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4311364 | Camera filters and a method of making the same | Hirofumi Ohta, Takashi Matsuura, Kou Itaya | 1982-01-19 |