Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5701187 | Portable input apparatus | Masatoshi Uchio | 1997-12-23 |
| 5627565 | Space coordinates detecting device and input apparatus using same | Ichiro Morishita, Yuichi Umeda, Arao Sato, Junichi Saito, Masahiro Tanaka +4 more | 1997-05-06 |