Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4946609 | Engine lubricating oil for diesel engines and process for operating a diesel engine | Dieter Hoehr, Kurt-Peter Schug, Hansjuergen Guttman | 1990-08-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4946609 | Engine lubricating oil for diesel engines and process for operating a diesel engine | Dieter Hoehr, Kurt-Peter Schug, Hansjuergen Guttman | 1990-08-07 |