DB

David J. Burkhart

ES Engineered Corrosion Solutions: 7 patents #3 of 8Top 40%
Overall (All Time): #731,394 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
10420970 Controlled discharge gas vent Jeffrey T. Kochelek, Kenneth Jones, Thorstein Holt 2019-09-24
9610466 Controlled discharge gas vent Jeffrey T. Kochelek, Kenneth Jones, Thorstein Holt 2017-04-04
9186533 Fire protection systems having reduced corrosion Jeffrey T. Kochelek, Thorstein Holt, Kenneth Jones 2015-11-17
9144700 Fire protection systems having reduced corrosion Jeffrey T. Kochelek, Kenneth Jones, Thorstein Holt 2015-09-29
8893813 Fire protection sprinkler system with oxygen corrosion sensitive coupon assembly and method of monitoring corrosion in a fire protection sprinkler system Jeffrey T. Kochelek 2014-11-25
8720591 Controlled discharge gas vent Jeffrey T. Kochelek, Kenneth Jones, Thorstein Holt 2014-05-13
8636023 Automatic air vent for fire suppression wet pipe system and method of venting a fire suppression wet pipe system Edward A. Schultz 2014-01-28