Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7767181 | System and method for ammonia production | Ronald Silver, Paul W. Park, Christie Susan Ragle | 2010-08-03 |
| 7673446 | Dual path exhaust emission control system | Svetlana Mikhailovna Zemskova, Christie Susan Ragle, Matthew Owen Stefanick, Ronald Silver | 2010-03-09 |
| 7434386 | System for monitoring exhaust gas concentrations | James Joshua Driscoll, Bryan Anthony Silletti, Maarten Verkiel | 2008-10-14 |
| 7384455 | Filter service system and method | Cheryl Sellers, Dong Fei, Jill Akers, Bappaditya Banerjee, Mark Alan Gasper +7 more | 2008-06-10 |