Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4360607 | Microwave energy sensitizing concentrate | Roy W. Siedenstrang | 1982-11-23 |
| 4352854 | Molded sponge-like thermoplastic elastomer articles having thin, dense skins and a process for their production | Roy W. Siedenstrang | 1982-10-05 |