Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4601838 | Water-soluble chlorinated fatty ester additives | Karl P. Kammann, Jr. | 1986-07-22 |
| 4380498 | Sulfurized, transesterified oil additives and their use in a lubricating oil and a fuel | Karl P. Kammann, Jr., Marvin J. Den Herder | 1983-04-19 |