Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D893691 | Compressed air dryer | Michael Gregory Graham, Stephen Kraigh Stewart, Callum R. Whitehead | 2020-08-18 |
| D847300 | Filter | Michael Gregory Graham, Stephen Kraigh Stewart, Callum R. Whitehead | 2019-04-30 |
| 9821258 | Filter element wave seal gland | Daniel P. Rapin | 2017-11-21 |