Issued Patents All Time
Showing 51–52 of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4458302 | Reflection type optical focusing apparatus | Masataka Shiba | 1984-07-03 |
| 4343553 | Shape testing apparatus | Yasuo Nakagawa, Hiroshi Makihira, Nobuyuki Akiyama | 1982-08-10 |