Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9632599 | Pointer, position detection apparatus and position detection method | Yasuo Oda, Sadao Yamamoto | 2017-04-25 |
| 9606640 | Pointer, position detection apparatus and position detection method | Yasuo Oda, Sadao Yamamoto | 2017-03-28 |