Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7161137 | Optical transducer system having light emitting elements and light detecting elements both regulable in output characteristics | Tomoyuki Ura, Tsutomu Sasaki, Yasuhiko Ohba | 2007-01-09 |