Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6790934 | Method for purification of aromatic polyethers | Norman Johnson, Raul Eduardo Ayala, Amy Rene Freshour, David Woodruff, Peter D. Phelps +7 more | 2004-09-14 |
| 6780961 | Method of making polycarbonate | James Manio Silva, Pierre-Andre Bui, David Michel Dardaris | 2004-08-24 |