Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6167388 | System and method for the selection of heating equipment | — | 2000-12-26 |
| 4909845 | Mine sealant composition | Joseph P. Smith, Carl R. Cribari, James L. Riddle | 1990-03-20 |