Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5640258 | Touch panel having 15 to 30 degree angle between direction of display unit elements and direction of input unit elements | Shigemi Kurashima, Akihiko Sakaguchi | 1997-06-17 |