Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6842289 | Microlens array, manufacturing method thereof and optical instrument | Takao Nishikawa, Atsushi Takakuwa | 2005-01-11 |
| 6597509 | Microlens array, manufacturing method thereof, optical device and electronic device with reflective alignment mark in lens layer | Atsushi Takakuwa | 2003-07-22 |