Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6847706 | Method and apparatus for alphanumeric data entry using a keypad | — | 2005-01-25 |
| 5675728 | Apparatus and method identifying false timing paths in digital circuits | Ramachandra P. Kunda, Hong Hao | 1997-10-07 |