Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6084725 | Noncircular lens positioning structure and its method | Masaru Miyamoto, Hideki Nagata | 2000-07-04 |
| 6075660 | Noncircular lens positioning structure and its method | Masaru Miyamoto, Hideki Nagata | 2000-06-13 |
| 6072641 | Noncircular lens positioning structure and its method | Masaru Miyamoto, Hideki Nagata | 2000-06-06 |
| 5898527 | Decentered lens holding structure and its positioning method | Yasumasa Sawai, Hideki Nagata, Akira Sato, Masayuki Ueyama | 1999-04-27 |