Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12044470 | System and method for control of feed compressors in an RNG recovery facility for biogas or landfill gas | Derek Christensen, JON DENAULT, GREG MILES, Keith Ott | 2024-07-23 |
| 6285481 | Free-space laser communications error control system | — | 2001-09-04 |
| 6259444 | User-definable interactive system | Richard D. Ray | 2001-07-10 |
| 6002798 | Method and apparatus for creating, indexing and viewing abstracted documents | Toshiaki Yagasaki | 1999-12-14 |
| 5960065 | Two-line telephone controller with hold feature | Gregory F. Beck, James Albert Fontana, Richard D. Ray | 1999-09-28 |
| 5684715 | Interactive video system with dynamic video object descriptors | — | 1997-11-04 |
| 5515423 | Two-line telephone controller | Gregory F. Beck, James Albert Fontana, Alistair Egan, Richard D. Ray, Lisa Walker | 1996-05-07 |