Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6212882 | Assembly, method, and motor vehicle for cleaning ambient air in the vicinity of an internal combustion engine | Lars Greger, Goran Wirmark, Ingemar Gottberg, Ronald M. Heck, Jeffrey B. Hoke +1 more | 2001-04-10 |
| 5531972 | Staged three-way conversion catalyst and method of using the same | — | 1996-07-02 |
| 5010051 | Staged three-way conversion catalyst and method of using the same | — | 1991-04-23 |