Issued Patents All Time
Showing 26–49 of 49 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7980523 | Suspended platform for water heaters | Virgil O'Neil | 2011-07-19 |
| 7963567 | Anti-rotation pipe locator and holder | Luis E. Gallardo, Dennis L. Hart | 2011-06-21 |
| 7926765 | Pipe locator and support | Virgil O'Neil, John R. Thomas, Jeffrey A. Jaramillo | 2011-04-19 |
| 7654287 | Dual slide gate valve and method for using same | Greg P. Metzger, Fred O. Enstrom, Scott W. Randolph, Duane R. Condon, Thomas L. Kendall +1 more | 2010-02-02 |
| 7621487 | Twist-lock base for pipe holders | Dennis L. Hart | 2009-11-24 |
| 7498511 | Pipe hanger | — | 2009-03-03 |
| 7461435 | Water heater restraint | — | 2008-12-09 |
| 7398675 | Dual slide gate valve and method for using same | Greg P. Metzger, Fred O. Enstrom, Scott W. Randolph, Duane R. Condon, Thomas L. Kendall +1 more | 2008-07-15 |
| 7377472 | Pipe and cable holder | Dennis L. Hart | 2008-05-27 |
| 6997041 | Dual slide gate valve and method for using same | Greg P. Metzger, Fred O. Enstrom, Scott W. Randolph, Duane R. Condon, Thomas L. Kendall +1 more | 2006-02-14 |
| 6986368 | Hydraulic control system for tree cutting saw | — | 2006-01-17 |
| 6915840 | Methods and apparatus for fabricating turbine engine airfoils | Robert Henry Devine, II, Robert Alan Brittingham | 2005-07-12 |
| D506385 | Snap clamp | — | 2005-06-21 |
| 6655413 | Method and apparatus for pressure testing pipe lines | Duane R. Condon, Thomas L. Kendall, Scott W. Randolph, Dennis L. Hart | 2003-12-02 |
| 6467734 | Bracket for securing pipes | James B. Schell | 2002-10-22 |
| 6254051 | Restraining system for water heaters | Kirt R. Hubbard | 2001-07-03 |
| 6254052 | Restraining system for water heaters | Kirt R. Hubbard, Duane R. Condon | 2001-07-03 |
| 6158066 | Anti-rotation pipe locator and holder | Kirt R. Hubbard | 2000-12-12 |
| 6095472 | Restraining system for water heaters | Kirt R. Hubbard | 2000-08-01 |
| D378988 | Pipe hanging bracket | Kirt R. Hubbard | 1997-04-29 |
| 5406765 | Fire resistant roof deck structure | — | 1995-04-18 |
| 5295278 | Adjustable tube and fitting cleaning brush | Duane R. Condon | 1994-03-22 |
| 4711482 | Reaching aid for the handicapped | Kevin D. Brown | 1987-12-08 |
| 4243186 | Low profile magnetic tape drive with vacuum actuated auto-threading | Jack Peter, Karl B. Offerman, Derek J. Stone | 1981-01-06 |