Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12313282 | Non-continuously rotatable and removable ferrule for duct fitting | Andrew Poerschke, Nigel Watts | 2025-05-27 |
| 12298028 | Fitting and ferrule for connecting to flexible duct | Andrew Poerschke, Nigel Watts | 2025-05-13 |
| 11913671 | Environmental control and air distribution system and method of using the same | Andrew Poerschke, Anthony Grisolia | 2024-02-27 |
| 11821646 | Non-continuously rotatable and removable ferrule for duct fitting | Andrew Poerschke, Nigel Watts | 2023-11-21 |
| 10962241 | Environmental control and air distribution system and method of using the same | Andrew Poerschke, Anthony Grisolia | 2021-03-30 |
| 5996155 | Process for cleaning, disinfecting, and sterilizing materials using the combination of dense phase gas and ultraviolet radiation | Sidney C. Chao, Nelson W. Sorbo, Edna M. Purer | 1999-12-07 |