Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4750812 | Objective observation optical material | Koji Muraoka, Fumiki Tatibana, Katsuhiko Nakatsuka, Hiroyuki Niwa | 1988-06-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4750812 | Objective observation optical material | Koji Muraoka, Fumiki Tatibana, Katsuhiko Nakatsuka, Hiroyuki Niwa | 1988-06-14 |