Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5326629 | Porous polymer fiber filters | Walter L. Vaughn | 1994-07-05 |
| 4766036 | Process for producing porous fibers from orientable olefin polymers having cation-containing, pendent reactive side-groups and the resultant product | Walter L. Vaughn | 1988-08-23 |
| 4661634 | Removal of impurities from amines | Walter L. Vaughn | 1987-04-28 |
| 4469520 | Stable metal pigment compositions employing methylchloroform as solvent | Nobuyuki Ishibe, Warren F. Richey | 1984-09-04 |
| 4264435 | Crude oil cracking using partial combustion gases | Arthur E. Read, Jr., William P. Hancock | 1981-04-28 |
| 4218383 | Method of producing maleic anhydride | Edwin J. Strojny, Hans R. Friedli | 1980-08-19 |
| 4206084 | Catalyst for producing maleic anhydride | Edwin J. Strojny, Hans R. Friedli | 1980-06-03 |