Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6952314 | Method of manufacturing ND filter, and aperture device and camera having ND filter | Fumie Ishii, Masayuki Uchiyama, Takayuki Wakabayashi | 2005-10-04 |
| 6916101 | Metallic mirror, metallic rotary polygonal mirror, and process for their production | Satoshi Takaoka | 2005-07-12 |