Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4927973 | Process for continuous purification of bisphenols | Walter Dong, James Laurel Buechele | 1990-05-22 |
| 4927978 | Method of purifying bisphenols | James Laurel Buechele, Edward Lewis Nielsen, Walter Dong | 1990-05-22 |
| 4859803 | Preparation of bisphenols | — | 1989-08-22 |
| 4423256 | Recovery of secondary alkanols | Larry Wayne Payne, Charles E. Sanborn, Eugene F. Lutz | 1983-12-27 |