Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6618870 | Foot washer | — | 2003-09-16 |
| 6470812 | Method and apparatus for recovering energy from wastes by combustion in industrial furnaces | Jose Luis Arroyave-Garcia, Jorge D. Berrun-Castanon, Juan Manuel Diosdado, Armando Garcia, Javier Garza-Ondarza +4 more | 2002-10-29 |
| 4891806 | Constellation multiplexed inband secondary channel for voiceband modem | Vadavalli G. Krishnan, Chin Wong | 1990-01-02 |
| 4761784 | Modem and method using multidimensional coded modulation | Rangarajan Srinivasagopalan, James D. Pruett, Vedavalli G. Krishnan | 1988-08-02 |