Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5793632 | Cost estimating system using parametric estimating and providing a split of labor and material costs | Bruce E. Fad, Roy Bart Summers, Anthony DeMarco, James J. Walter, Ben Chackman +1 more | 1998-08-11 |