Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7504054 | Method of treating a plastic article | Robert A. Pyles, Rick L. Archey | 2009-03-17 |
| 7175675 | Method of dyeing a plastic article | Robert A. Pyles, Rick L. Archey | 2007-02-13 |
| 7041732 | Compatible blend of polycarbonate with vinyl (co)polymer | Daniel Henry Bolton, Pierre Moulinie, Nicanor Kohncke | 2006-05-09 |
| 6994735 | Process for tinting plastic articles | Robert A. Pyles, Rick L. Archey, Michael Nikolakopoulos | 2006-02-07 |
| 6670420 | Compatible blend of polycarbonate with vinyl (co)polymer | Daniel Henry Bolton, Pierre Moulinie, Nicanor Kohncke | 2003-12-30 |
| 6197853 | Polycarbonate composition resistant to gamma radiation | Daniel Henry Bolton, Sivaram Krishnan, James B. Johnson | 2001-03-06 |
| 6046301 | Polycarbonate compositions having reduced tendency to splay | Daniel Henry Bolton, Sivaram Krishnan, Jon M. Newcome, Jeffrey M. Tennant, Ramesh M. Pisipati +1 more | 2000-04-04 |