Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5126966 | High speed logic simulation system with stimulus engine using independent event channels selectively driven by independent stimulus programs | Dan R. Hafeman, William Loesch | 1992-06-30 |
| 4787061 | Dual delay mode pipelined logic simulator | Chu-Ching Nei, Dan R. Hafeman | 1988-11-22 |
| 4787062 | Glitch detection by forcing the output of a simulated logic device to an undefined state | Chu-Ching Nei, Dan R. Hafeman | 1988-11-22 |
| 4331369 | Chassis integrated slide | Janos Lazar | 1982-05-25 |
| 4208635 | Active filter and phase-locked loop using same | Daniel R. Hafeman | 1980-06-17 |