Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4794156 | Two stage catalytic production of high molecular weight polyhalobisphenol polycarbonates | Thoi H. Ho, Frederick B. Kassell, Jose L. Aguilar | 1988-12-27 |
| 4272635 | Production of alkali metal phenates | Sanford A. Siegel, Masao Yoshimine | 1981-06-09 |