Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6787633 | Method and apparatus for preparing a poly(arylene ether) | Wiebe Knol, Peter Groefsema | 2004-09-07 |
| 6680270 | Regeneration of catalysts used in the manufacture of bisphenols | Alexey Kruglov, Sheldon J. Shafer, Chuks O. Mbeledogu, Darlene Hope Nance, Karl Aaron Baro +3 more | 2004-01-20 |