Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5240657 | Process for making expanded polymeric product with low level of emission of blowing agent | William H. Harclerode, Barry J. Pekich, John C. Knutsen, John V. Wiman, John Charles Voss | 1993-08-31 |
| 5115066 | Polystyrene having high degree of expandability, and formulation having a highly-expandable polymer therein | Bernhard Wagner, William E. Volz, William H. Harclerode, John V. Wiman, John Charles Voss | 1992-05-19 |
| 5112875 | Polystyrene having high degree of expandability, and formulation having a highly-expandable polymer therein | Bernhard Wagner, William E. Volz, William H. Harclerode, John V. Wiman, John Charles Voss | 1992-05-12 |
| 5086078 | Process for making expanded polymeric product with low level of emission of blowing agent | William H. Harclerode, Barry J. Pekich, John C. Knutsen, John V. Wiman, John Charles Voss | 1992-02-04 |