Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6181161 | Apparatus and method for verifying macrocell base field programmable logic devices | Krishna Rangasayee, Kunio Nishiwaki | 2001-01-30 |
| 6163166 | Programmable logic device with selectable schmitt-triggered and threshold-triggered buffers | Robert Bielby, Krishna Rangasayee | 2000-12-19 |