Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5561543 | Information input system by attitude detection of manual implement | — | 1996-10-01 |
| 5548392 | Optical position detector having scale pattern spot-illuminated to increase resolution | — | 1996-08-20 |
| 5502568 | Optical position detecting unit, optical coordinate input unit and optical position detecting method employing a pattern having a sequence of 1's and 0's | Hideo Yoichi | 1996-03-26 |
| 5499098 | Optical position detecting unit and optical coordinate input unit utilizing a sub-portion of a M-sequence pattern | — | 1996-03-12 |