Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10030882 | Low flow fluid controller apparatus and system | John C. Karamanos | 2018-07-24 |
| 6248146 | Induction assembly for high efficiency air filter | — | 2001-06-19 |
| 6102153 | Compact air handling unit with integral silencing | — | 2000-08-15 |
| 4418788 | Branch take-off and silencer for an air distribution system | Dimiter Gorchev, Karl U. Ingard | 1983-12-06 |
| 4319521 | Air distribution system | Dimiter Gorchev, Karl U. Ingard | 1982-03-16 |
| 4295416 | Air distribution system | Dimiter Gorchev, Karl U. Ingard | 1981-10-20 |
| 4223832 | Damper for an air distribution system | Dimiter Gorchev, Thomas P. Rodgers | 1980-09-23 |