Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7470176 | Converting existing prior art fume hoods into high performance low airflow stable vortex fume hoods | Steven Anthony Morris | 2008-12-30 |
| 6131463 | Apparatus and method to optimize fume containment by a hood | — | 2000-10-17 |
| 5924920 | Fume hood having a bi-stable vortex | Robert A. DeLuca | 1999-07-20 |
| 5697838 | Apparatus and method to optimize fume containment by a hood | — | 1997-12-16 |
| 5549307 | Multi-layer metal gasket with double beaded combustion seal | Richard Capretta, Colin Chen, Daniel E. Czernik, Richard J. Pavel | 1996-08-27 |
| 5236205 | Molded thermoplastic resin gasket having a compound sealing bead | Colin Chen | 1993-08-17 |
| 4959990 | Combined mass flow/pitot tube meter | — | 1990-10-02 |
| 4741257 | Fume hood air flow control | Merlon E. Wiggin | 1988-05-03 |
| 4594888 | Airflow measuring sound attenuator | Kenneth W. DeBaun | 1986-06-17 |