Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7813036 | Optical properties restoration apparatus, the restoration method, and an optical system used in the apparatus | Satoshi Sakai, Shigenori Tsuruga, Hideo Yamakoshi, Shizuma Kuribayashi, Minoru Danno +1 more | 2010-10-12 |
| 7733563 | Optical properties restoration apparatus, the restoration method, and an optical system used in the apparatus | Satoshi Sakai, Shigenori Tsuruga, Hideo Yamakoshi, Shizuma Kuribayashi, Minoru Danno +1 more | 2010-06-08 |
| 7453630 | Optical properties apparatus, the restoration method, and an optical system used in the apparatus | Satoshi Sakai, Shigenori Tsuruga, Hideo Yamakoshi, Shizuma Kuribayashi, Minoru Danno +1 more | 2008-11-18 |
| 7440206 | Optical properties restoration apparatus, the restoration method, and an optical system used in the apparatus | Satoshi Sakai, Shigenori Tsuruga, Hideo Yamakoshi, Shizuma Kuribayashi, Minoru Danno +1 more | 2008-10-21 |
| 7190512 | Optical properties restoration apparatus, the restoration method, and an optical system used in the apparatus | Satoshi Sakai, Shigenori Tsuruga, Hideo Yamakoshi, Shizuma Kuribayashi, Minoru Danno +1 more | 2007-03-13 |