Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8000210 | Quarter-wave plate, and optical pickup device | Osamu Masuda | 2011-08-16 |
| 7964666 | Thermoplastic resin composition | Takuya Morishita, Akiyoshi Tamai, Akiko Tanaka | 2011-06-21 |