GS

George Sigelakis

SS Sigelock Systems: 7 patents #1 of 3Top 35%
Overall (All Time): #568,878 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10099079 Fire hydrant operating nut and method for lubricating the operating nut 2018-10-16
10066373 Locking fire hydrant Matthew Hayduk 2018-09-04
9382696 Locking fire hydrant Matthew Hayduk 2016-07-05
9103101 Fire hydrant control valve 2015-08-11
8967184 Locking fire hydrant Matthew Hayduk 2015-03-03
8640728 Fire hydrant control valve 2014-02-04
8365759 Locking fire hydrant Matthew Hayduk 2013-02-05
6688326 Locking fire hydrant 2004-02-10
5549133 Security device and system for preventing unauthorized access to and operation of fire hydrants 1996-08-27