Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10487497 | Track system | — | 2019-11-26 |
| 8596019 | Drywall track system | — | 2013-12-03 |
| 5261244 | Cryogenic waterpump | Philip A. Lessard, Robert D. Bradford, Roland P. Graham, Steven A. Michaud, Karen J. Manning | 1993-11-16 |
| 5211022 | Cryopump with differential pumping capability | Allen J. Bartlett | 1993-05-18 |