Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE42923 | Piezoelectric vibration angular velocity meter and camera using the same | Yoshinori Sango, Tetsuo Hattori | 2011-11-15 |
| 7903535 | Optical information recording medium and manufacturing method of the same | Atsuo Shimizu, Masashi Satoh, Isao Okitsu | 2011-03-08 |