Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
DH

Douglas Haas

CHChemspectra: 9 patents #2 of 3Top 70%
Sparta, NJ: #21 of 375 inventorsTop 6%
New Jersey: #5,727 of 69,400 inventorsTop 9%
Overall (All Time): #322,582 of 4,157,543Top 8%
15 Patents All Time

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
9482780 Modular instrumented floor covering Igor Ofenbakh 2016-11-01
9226693 Canine gait analyzer 2016-01-05
9226692 System and method to detect and quantify lameness in animals 2016-01-05
9188541 Explosive or drug detection reporting system Jeffrey Haas 2015-11-17
9188510 Test swipe for portable explosive or drug detection system Jeffrey Haas 2015-11-17
9069999 Variable fan for portable explosive or drug detection system Jeffrey Haas 2015-06-30
8932537 Portable tester for detection explosives, drugs and chemicals based on created color bar codes for analytes Jeffrey Haas 2015-01-13
8590791 Color coded swipe for portable explosive or drug detection system Jeffrey Haas 2013-11-26
8475717 Explosive or drug detection reporting system Jeffrey Haas 2013-07-02
8450115 Method of analyzing a disposable test swipe Jeffrey Haas 2013-05-28
8304251 Portable explosive or drug detection system Jeffrey Haas 2012-11-06
8071385 Portable explosive or drug detection system Jeffrey Haas 2011-12-06
6370961 Nipped roller impression sensor system Constantin M. Trantzas 2002-04-16
6360612 Pressure sensor apparatus Constantin M. Trantzas 2002-03-26
5952585 Portable pressure sensing apparatus for measuring dynamic gait analysis and method of manufacture Constantin M. Trantzas 1999-09-14