Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10006303 | Contra-flow strips, contra-flow seal segments, and methods for inhibiting leakage | William P. Sanders | 2018-06-26 |
| 9938686 | Locakable manhole covers and methods for locking a manhole cover | Lawrence E. Jordan, Michael O'Donnell, Joseph Vainauskas | 2018-04-10 |
| 9765498 | Manhole cover locks, lockable manhole covers, and methods for locking a manhole cover | Lawrence E. Jordan, Michael O'Donnell, Joseph Vainauskas | 2017-09-19 |
| 7914227 | Thermally and electrically insulated composite manhole covers | Lawrence E. Jordan | 2011-03-29 |
| 5735667 | Method and apparatus for minimizing leakage in turbine seals | William P. Sanders | 1998-04-07 |
| 5704614 | Method of servicing turbine seal | William P. Sanders | 1998-01-06 |
| 5599026 | Turbine seal with sealing strip and rubbing strip | William P. Sanders | 1997-02-04 |