Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10218163 | Sump junction box | Daniel C. Long, Kevin Allen Webster, Charles J. Liebal, Jr., Daniel Lee Boyle, Wolfgang Emmanuel Sanyer +1 more | 2019-02-26 |
| 8667687 | Sump entry fitting | Jeromy E. Higgins, Kevin Allen Webster | 2014-03-11 |
| 8622097 | Spill containment apparatus for storage tanks | Peter E. Manger, James E. Kesterman | 2014-01-07 |
| 7437815 | Systems adapted to cooperate with an aperture forming tool and methods | James E. Kesterman | 2008-10-21 |
| 7243675 | Drop tube segments adapted for use with a liquid reservoir | James E. Kesterman | 2007-07-17 |
| 7213610 | Drop tube segments adapted for use with a liquid reservoir and methods | David R. Pendleton, James E. Kesterman | 2007-05-08 |
| 7128102 | Drop tube segments adapted for use with a liquid reservoir | David R. Pendleton, James E. Kesterman | 2006-10-31 |
| 7069965 | Drop tube inserts and apparatus adapted for use with a riser pipe | David R. Pendleton, James E. Kesterman | 2006-07-04 |
| 6913047 | Drop tube assemblies adapted for use with a liquid reservoir | James E. Kesterman | 2005-07-05 |