Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5360560 | Universal lubricant based on a synthetic oil solution | Karl Schmid, Frank Bongardt, Juergen Roeder | 1994-11-01 |
| 5286397 | Base oil for the lubricant industry | Karl Schmid, Frank Bongardt | 1994-02-15 |