Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6828959 | Method and device for inputting coordinate-position and a display board system | Kenichi Takekawa, Takahiro Ito | 2004-12-07 |
TO
Tsutomu Ogasawara
Overall (2004): #94,784 of 270,089Top 40%
1
Patents 2004