Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6620902 | Process for preparing polycarbonate and apparatus for preparing polycarbonate | Tomoaki Shimoda, Akio Ikeda, Takato Kimura, Ken Tamada, Hans-Peter Brack +3 more | 2003-09-16 |
| 6590068 | Reduction of reaction by-products in polycarbonate resins | Hans-Peter Brack, James Anthony Cella, Dennis Karlik | 2003-07-08 |