DR

David Robison

PH Perfection Holdings: 5 patents #3 of 29Top 15%
HO Honeywell: 2 patents #4,946 of 14,447Top 35%
CM Carlisle Management: 1 patents #3 of 14Top 25%
GP Georg Fischer Central Plastics: 1 patents #4 of 11Top 40%
Overall (All Time): #369,558 of 4,157,543Top 9%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
12163756 Loading apparatus and method thereof Timothy Quinn 2024-12-10
12038094 Excess flow valve with installation indicator Randall L. Schultz, Matthew G. Eye, Petr Sramek 2024-07-16
10323783 Fusion tee outlet abandonment device 2019-06-18
10174874 Pipe fitting with inner and outer seals 2019-01-08
8826929 Cutter assembly James R. Moran, Ryan K. Wodrich 2014-09-09
7178544 Combination shut-off and resetable excess flow valve 2007-02-20
7175732 Method of applying seam tape to the edge of a membrane Jay Esmon 2007-02-13
7125052 Crimped gas riser with jacket assembly Jason Knaus 2006-10-24
7093565 Heat trap 2006-08-22
7021328 No interrupt service tee and method Gregory Alan Brzozowski, Mario Carbone 2006-04-04
6932389 Connector with fluid line installation indicator 2005-08-23
6612330 No interrupt service tee and method Gregory Alan Brzozowski, Mario Carbone 2003-09-02
6565125 Coupling assembly for joining plastic and metal pipes 2003-05-20