Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4910355 | Olefin oligomer functional fluid using internal olefins | Ronald L. Shubkin | 1990-03-20 |
| 4643253 | Oil recovery process | Lawrence H. Shepherd, Jr., William James DeWitt | 1987-02-17 |
| 4588534 | Chemical composition | Lawrence H. Shepherd, Jr., William James DeWitt | 1986-05-13 |
| 4268449 | Method for the preparation of furan-2-carboxylic acid amide and the corresponding furan-2-carboxylic acid | — | 1981-05-19 |