Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5345336 | Micro aspherical lens and fabricating method therefor and optical device | Shigeru Aoyama, Tsukasa Yamashita | 1994-09-06 |
| 5299062 | Optical lens | — | 1994-03-29 |
| 5296724 | Light emitting semiconductor device having an optical element | Koichi Imanaka, Hiroshi Goto, Yoshinori Ito, Kourou Kitajima | 1994-03-22 |