Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9452571 | Optical element molding die and method for molding optical element | — | 2016-09-27 |
| 8449284 | Optical element molding die and method for molding optical element | — | 2013-05-28 |
| 6870677 | Optical material, optical element, multilayer diffraction optical element, optical system, and method of molding optical element | — | 2005-03-22 |
| 6695458 | High-reflectance silver mirror and reflecting optical element | Hideyuki Hatakeyama | 2004-02-24 |
| 6665120 | Reflective optical element | Hideyuki Hatakeyama | 2003-12-16 |
| 6511190 | Reflection type optical device and method of manufacturing the same | — | 2003-01-28 |