Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5265668 | Heating and cooling system for vehicles | — | 1993-11-30 |
| 4604706 | Apparatus for failure prediction of earth structures | Charles R Carrington, George A. Grant | 1986-08-05 |