Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5664328 | Tool for removing a metallic plug from a tube | David J. Fink, James W. Everett, James J. Roberts, Paul J. Boone | 1997-09-09 |
| 5517740 | Pneumatic tool and method for plug removal | James J. Roberts, Paul J. Boone, Randall A. Holmes | 1996-05-21 |
| 5465483 | Method for removing a metallic plug from a tube | David J. Fink, James W. Everett, James J. Roberts, Paul J. Boone | 1995-11-14 |
| 5100610 | Tube plug inspection system | William E. Pirl, Edward A. Ray, Charles H. Roth, Jr., Francis X. Gradich, David A. Chizmar | 1992-03-31 |
| 4829648 | Apparatus and method for simultaneously loading a reinforcing sleeve and mandrel into a tube | Thomas E. Arzenti, William E. Pirl | 1989-05-16 |
| 4586249 | Mandrel having an eddy current probe | David A. Chizmar, Frank W. Cooper, Jr. | 1986-05-06 |