Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6212541 | System and method for switching between software applications in multi-window operating system | Leonard D. Zuvela | 2001-04-03 |
| 5870705 | Method of setting input levels in a voice recognition system | Leonard D. Zuvela | 1999-02-09 |