Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8955733 | Internal pipe line-up clamping module | Vinh Hoang | 2015-02-17 |
| 7914243 | Method and apparatus for weld profiling | Lane L. Larson | 2011-03-29 |
| 7677846 | Method and apparatus for weld profiling | Lane L. Larson | 2010-03-16 |
| 7270505 | Cutting and beveling tool | Lane L. Larson | 2007-09-18 |
| 6966731 | Cutting tool and track guidance system | Lane L. Larson | 2005-11-22 |
| 6492618 | Automatic weld head alignment and guidance system and method | Dale A. Flood | 2002-12-10 |
| 6309145 | Portable machine tool for conditioning header tube openings for butt-welding tubes | Clement Tremblay | 2001-10-30 |
| 5934688 | Quick setting and release actuator for work holder | Mark A. Marshall, Donald T. Stanley, Clement Tremblay | 1999-08-10 |
| 5743539 | Quick setting and release actuator for work holder | Mark A. Marshall, Donald T. Stanley, Clement Tremblay | 1998-04-28 |
| 5738268 | Method for preparing tube weld sample for internal visual inspection | Clement Tremblay | 1998-04-14 |
| 5083484 | Pipe end preparation tool having improved torque reacting and clamping capabilities | Mark A. Marshall, Warren V. Wheeler | 1992-01-28 |
| 4981055 | Portable facing tool | William E. Sandford | 1991-01-01 |
| D312953 | Tube cutting tool | Cory J. Silber | 1990-12-18 |
| 4976176 | Weld crown removal module | William H. Astle | 1990-12-11 |
| 4955263 | Pipe end preparation tool having improved torque reacting and clamping capabilities | Mark A. Marshall, Warren V. Wheeler | 1990-09-11 |
| 4911574 | Cam lock for tool elements | Randall Schuster | 1990-03-27 |
| 4890385 | Automatic feed system for a tube cutter | Cory J. Silber | 1990-01-02 |
| 4872249 | Tool support and guide system for repair of boiler tube panels and process for carrying out repair using same | Cory J. Silber, William H. Astle | 1989-10-10 |
| 4829860 | Segmented sliding bearing arrangement for portable lathe | — | 1989-05-16 |
| 4823655 | Multi-speed drive system for a portable lathe | — | 1989-04-25 |
| 4802278 | Gear driven tube cutter | Neil Pfafman, Cory J. Silber | 1989-02-07 |
| 4754672 | Segmented sliding bearing arrangement for portable lathe | — | 1988-07-05 |
| 4667548 | End preparation tool for pipe fittings | Henry Astle, Randall Schuster, Terry B. Linton | 1987-05-26 |