Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D716809 | Digitizer for interactive white board | Toshio Ishii | 2014-11-04 |
| 5913221 | Automated recognition of and distinction among graphics input, text input, and editing commands in a pen based computer | Yasuhiro Nakada, Yutaka Usuda | 1999-06-15 |
| 5867596 | Method for diagram recognition by using recognizing rules and system for implementing the method | Yasuhiro Nakada, Yutaka Usuda | 1999-02-02 |