Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8439326 | Safety tether for pipe end prep tool | — | 2013-05-14 |
| 7774909 | System for removing heat transfer fins from boiler tubes | — | 2010-08-17 |
| 7305746 | System for removing heat transfer fins from, and beveling the ends of, boiler tubes | — | 2007-12-11 |
| 6994002 | End prep tool and tool centering and mounting system for use therewith | — | 2006-02-07 |
| 5531550 | Clamp release mechanism for an end finishing tool | — | 1996-07-02 |
| 5081768 | Pipe cutting | Matthew T. Brennan | 1992-01-21 |
| 5044075 | Boiler repair | Matthew T. Brennan | 1991-09-03 |
| 4830551 | Boiler repair | Matthew T. Brennan | 1989-05-16 |
| 4739688 | Boiler repair | Matthew T. Brennan | 1988-04-26 |