Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6977774 | Polarizer | Yasuo Otera, Takayuki Kawashima | 2005-12-20 |
| 6852203 | Three-dimensional periodical structure, its manufacturing method, and method of manufacturing film | Hiroyuki Sakaki, Kazuo Shiraishi | 2005-02-08 |