Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5016234 | Two-laser collimated beam optical head with monitor | Shigeru Nakamura, Takeshi Nakao, Masahiro Ojima | 1991-05-14 |
| 4873678 | Optical head and optical information processor using the same | Shigeru Nakamura, Tsuyoshi Toda | 1989-10-10 |