Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8206463 | Colored article of manufacture and a process for its preparation | Mark W. Witman, Robert A. Pyles, Joseph D. Ventura | 2012-06-26 |
| 7921680 | Apparatus and process for treating an article to impart color and/or enhance the properties of that article | Edward F. Kaczkowski, Robert A. Pyles, Daniel E. Jaskiewicz, George See, Ronald J. Rathi | 2011-04-12 |
| 7504054 | Method of treating a plastic article | Robert A. Pyles, David M. Derikart | 2009-03-17 |
| 7175675 | Method of dyeing a plastic article | Robert A. Pyles, David M. Derikart | 2007-02-13 |
| 7094263 | Composition of matter comprising a dye | Robert A. Pyles | 2006-08-22 |
| 6994735 | Process for tinting plastic articles | Robert A. Pyles, David M. Derikart, Michael Nikolakopoulos | 2006-02-07 |
| 6949127 | Process for making dyed articles | Robert A. Pyles | 2005-09-27 |
| 6929666 | Composition comprising a dye | Robert A. Pyles | 2005-08-16 |
| 6749646 | Dip-dyeable polycarbonate process | Robert A. Pyles | 2004-06-15 |
| 6733543 | Process for making dyed articles | Robert A. Pyles | 2004-05-11 |
| 6174959 | Compatible blends of thermoplastic polyurethane with certain polyolefins | Jane F. Ciebien, H. Lee Noble | 2001-01-16 |
| 6022912 | Expansion of polymeric microspheres insitu in a rigid PUR/PIR foam formulation using a twin screw extruder | Keith G. Spitler, Carl E. Holsinger, Leslie J. Vescio | 2000-02-08 |
| 5986019 | Process for preparing a copolycarbonate | James P. Mason, Leslie J. Vescio | 1999-11-16 |
| 5821321 | Molding composition having improved impact strength | James P. Mason, Leslie J. Vescio | 1998-10-13 |
| 5464893 | Radiation-resistant polycarbonates | Charles E. Lundy, Aaron D. Meltzer, Harald Pielartzik, Gerhard Fennhoff, Ralf Hufen +3 more | 1995-11-07 |
| 5453457 | Gamma-radiation-resistant polycarbonate composition | Aaron D. Meltzer, Harald Pielartzik | 1995-09-26 |
| 5414054 | Copolycarbonate having improved low-temperature impact strength | Erik H. Jonsson, Robert J. Kumpf, Aaron D. Meltzer, Harald Pielartzik, Raymond A. Yourd, III | 1995-05-09 |
| 5399658 | Gamma-radiation-resistant polycarbonate composition | Robert J. Kumpf, Aaron D. Meltzer, Harald Pielartzik | 1995-03-21 |
| 5294729 | Process for the preparation of a block oligocarbonate | Douglas A. Wicks, Dittmar Nerger, Gary W. Munko | 1994-03-15 |
| 5187211 | Gamma radiation resistant polycarbonate compositions | Charles E. Lundy, Sivaram Krishnan, Gerald L. Robbins | 1993-02-16 |