Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6316937 | Method and apparatus for detecting and measuring axially extending defects in ferrous tube | — | 2001-11-13 |
| 5943632 | Method and apparatus for detecting and displaying irregularities in ferrous pipe | Chester Wayne Pape | 1999-08-24 |
| 5671155 | Method and apparatus for detecting and displaying irregularities in ferrous pipe | Chester Wayne Pape | 1997-09-23 |