Patents per Year
Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 12503967 | Exhaust gas aftertreatment system | Colin L. Norris, Matthew K. Henry, Stephen W. Caddy, Randolph G. Zoran, Stephen M. Holl +2 more | 2025-12-23 | |
| 12087220 | Exhaust gas aftertreatment system | Colin L. Norris, Matthew Henry, Stephen W. Caddy, Randolph G. Zoran, Stephen M. Holl +2 more | 2024-09-10 | $47,117,000 |
| 12037916 | Turbine housing | Stephen David Hughes, Mark R. Holden | 2024-07-16 | $30,984,000 |
| 11808192 | Exhaust gas aftertreatment system | Colin L. Norris, Matthew Henry, Stephen W. Caddy, Randolph G. Zoran, Stephen M. Holl +2 more | 2023-11-07 | $47,788,000 |
| 11549600 | Rotary valve | Donald E. Willey | 2023-01-10 | $28,653,000 |
| 9807979 | Explosive and narcotics detection dog training with vapour or aerosol air impregnation | Timothy Graham Foat, Steven Walker, Christopher Coffey | 2017-11-07 | |
| 9384884 | Current transformer | — | 2016-07-05 |