Issued Patents All Time
Showing 76–100 of 116 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8567451 | Hydrophilic end seal | — | 2013-10-29 |
| 8550121 | Method and apparatus for lining a pipe | — | 2013-10-08 |
| 8500429 | Method and means of lining a manhole | Jason M. Mathey | 2013-08-06 |
| 8454271 | Apparatus and method for providing access to a buried pipe | — | 2013-06-04 |
| 8418728 | Method of adhering structural elements to polyethylene and like materials | — | 2013-04-16 |
| 8375972 | Device and method for repairing pipe | — | 2013-02-19 |
| 8240341 | Hydrophilic end seal | — | 2012-08-14 |
| 8240340 | Hydrophilic end seal | — | 2012-08-14 |
| 8172482 | Apparatus and method for providing access to a buried pipe | — | 2012-05-08 |
| 8118063 | Method and apparatus for lining a pipe | — | 2012-02-21 |
| 7987873 | Device and method for repairing pipe | — | 2011-08-02 |
| 7975726 | Device and method for repairing pipe | — | 2011-07-12 |
| 7896032 | Method and device for lining pipe | — | 2011-03-01 |
| 7845372 | Bladderless pipeliner and method for using same | — | 2010-12-07 |
| 7753081 | Method of locating liner within sewer pipe | — | 2010-07-13 |
| 7670086 | Method of repairing a manhole chimney using a stretchable sleeve | Jason Bartlett, Thomas M. O'Sullivan, III, Raymond L. Greek, Timothy L. Back, Donald L. Betzold | 2010-03-02 |
| 7588055 | Method of locating liner within sewer pipe | — | 2009-09-15 |
| 7588054 | Apparatus and method for lateral pipe identification | — | 2009-09-15 |
| 7448413 | Method of locating liner within sewer pipe | — | 2008-11-11 |
| 7426941 | Apparatus and method for lateral pipe identification | — | 2008-09-23 |
| 7343937 | Method of locating liner within sewer pipe | — | 2008-03-18 |
| 7306011 | Apparatus and method for lateral pipe identification | — | 2007-12-11 |
| 6994118 | Device and method for repairing pipe using hydrophilic seals | Richard A. Fast | 2006-02-07 |
| 6837486 | Method for feeding cable into a pipe | Victor F. Schuh, Eric G. VanderLans, Stephen L. Thomas, Rick A. Fast | 2005-01-04 |
| 6705801 | Apparatus and method for providing access to buried pipeline | — | 2004-03-16 |