Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5983198 | Integrated system monitoring use of materials, controlling and monitoring delivery of materials and providing automated billing of delivered materials | John P. Bartley, Robert J. Hantak, Richard E. Etling, Joseph R. Read | 1999-11-09 |