Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6143859 | Copolycarbonate preparation by solid state polymerization | Gautam Chatterjee, James Day, Patrick Joseph McCloskey, Bhaskar Bhairavnath Idage, Joseph A. King, Jr. +1 more | 2000-11-07 |
| 6042920 | Optical quality copolycarbonates containing polyoxyalkylene carbonate units | Gautam Chatterjee, Joseph A. King, Jr., Donald G. LeGrand | 2000-03-28 |
| 6034142 | Method for recycling aromatic polycarbonates | Joseph A. King, Jr., Bhaskar Bhairavnath Idage, Swaminathan Sivaram, Vishnu Ramchandra Ranade | 2000-03-07 |
| 5886132 | Method for controlling the effective level of catalyst during the preparation of a polycarbonate polymer by transesterification | Tomoaki Shimoda, Akio Kanezawa, Satoru Minami | 1999-03-23 |
| 5717056 | Method for preparing polycarbonate by solid state polymerization | Swaminathan Sivaram, Bhaskar Bhairavnath Idage, Joseph A. King, Jr. | 1998-02-10 |