Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7563159 | Airflow control in heating and air-conditioning units | Richard Delplace, Steven Marshall | 2009-07-21 |
| 7530889 | Common HVAC doors | Steven Marshall, Earl Buckman, Kevin B. Horne, Robert Oliver | 2009-05-12 |
| 7407001 | HVAC with detached deflector | Richard Delplace, Steven Marshall | 2008-08-05 |
| 5928488 | Electrolytic sodium sulfate salt splitter comprising a polymeric ion conductor | — | 1999-07-27 |
| 5463599 | Radio receiver and buffer system therefor | Aharon Yifrach | 1995-10-31 |
| 5412691 | Method and apparatus for equalization for transmission over a band-limited channel | Simon A. Ginzburg, Roy Gustafson | 1995-05-02 |