Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8148671 | Proximity-type imaging device and imaging filter | — | 2012-04-03 |
| 8080776 | Imaging device | Hideyuki Matsushita | 2011-12-20 |
| 7715301 | Wave plate | Homin Ryu, Takahiko Matsuba, Yoshiji Kawamura | 2010-05-11 |
| 7538944 | Polarizing filter, and method for fabricating same | Takahiko Matsuba, Yoshiji Kawamura, Homin Ryu | 2009-05-26 |
| 7196854 | Complex optical element and method for manufacturing thereof | Keiji Komiya, Hatsuo Hirose, Iwao Yokoyama | 2007-03-27 |