Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5631666 | Display-integrated type tablet device | Takao Tagawa, Kengo Takahama, Noritoshi Kako | 1997-05-20 |
| 5491706 | Display-integrated type tablet device capable of detecting correct coordinates at a tip end of a detection pen by detecting external noise | Takao Tagawa, Hitoshi Nohno, Kiyohiro Nozaki | 1996-02-13 |
| 5410329 | Display-integrated type tablet device | Takao Tagawa, Kengo Takahama, Noritoshi Kako | 1995-04-25 |