Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6958172 | Hybrid film, antireflection film comprising it, optical product, and method for restoring the defogging property of hybrid film | Hiroshi Shirakawa, Kenichi Shinde | 2005-10-25 |
| 6919134 | Optical element having antireflection film | Hiroshi Shirakawa, Kenichi Shinde | 2005-07-19 |