Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5866801 | Universal penetration test apparatus with fluid penetration sensor | Phillip W. Johnson, Joseph F. Stampfer | 1999-02-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5866801 | Universal penetration test apparatus with fluid penetration sensor | Phillip W. Johnson, Joseph F. Stampfer | 1999-02-02 |