Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7901732 | Production process of light amount adjustment member, light amount adjustment member, light amount adjustment device and photographing apparatus | Masataka Yashima, Ichiro Onuki, Takeshi Miyazaki, Eriko Namazue | 2011-03-08 |