Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7931936 | Optical transparent member and optical system using the same | Masayuki Yamada, Hiroyuki Tanaka, Takeharu Okuno, Tsutomu Minami, Masahiro Tatsumisago +1 more | 2011-04-26 |