Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7247742 | Recycling polyethylene naphthalate containing materials in a process to produce diesters | John A. Macek, Gregory P. Hussmann, Michael Panzer, Raymond J. Eifert, David A. Young +2 more | 2007-07-24 |
| 6114575 | Process for preparing 2,6-naphthalenedicarboxylic acid | James D. Greene, David A. Peterson | 2000-09-05 |
| 5183933 | Process for preparing 2,6-naphthalene-dicarboxylic acid | Jon J. Harper, George E. Kuhlmann, Keith D. Larson, Paul A. Sanchez | 1993-02-02 |
| 4906772 | Process for production of polycarboxylic aromatic acids | Calvin T. Chew, Kristi A. Fjare, Wayne P. Schammel | 1990-03-06 |