Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6664952 | Optical scanning-type touch panel | Yasuhide Iwamoto, Fumihiko Nakazawa, Nobuyasu Yamaguchi | 2003-12-16 |
| 6627871 | Optical position detecting device having mounting member for retroreflector and optical transceiver | Yasuhide Iwamoto, Fumihiko Nakazawa | 2003-09-30 |