Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6599596 | Methods of post-polymerization injection in continuous polyethylene terephthalate production | Carl Steven Nichols | 2003-07-29 |
| 6590069 | Methods of post-polymerization extruder injection in condensation polymer production | Carl Steven Nichols, Robert Joseph Schiavone, Walter Lee Edwards | 2003-07-08 |
| 6573359 | Methods of post-polymerization injection in condensation polymer production | Carl Steven Nichols, Robert Joseph Schiavone, Walter Lee Edwards | 2003-06-03 |
| 6569991 | Methods of post-polymerization extruder injection in polyethylene terephthalate production | Carl Steven Nichols, Robert Joseph Schiavone, Walter Lee Edwards | 2003-05-27 |