DC

David John Cox

UG U.S. Filter Wastewater Group: 4 patents #2 of 17Top 15%
ST Siemens Water Technologies: 3 patents #18 of 109Top 20%
ET Evoqua Water Technologies: 2 patents #76 of 216Top 40%
UG Usf Filtration And Separations Group: 2 patents #21 of 60Top 35%
SI Siemens Industry: 1 patents #380 of 836Top 50%
Motorola: 1 patents #6,475 of 12,470Top 55%
DA Danaher: 1 patents #1,463 of 2,950Top 50%
📍 Elgin, IL: #26 of 644 inventorsTop 5%
🗺 Illinois: #5,138 of 84,256 inventorsTop 7%
Overall (All Time): #291,946 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
11786800 Adjustable ski seat assembly 2023-10-17
11466795 Fastener 2022-10-11
D948329 Fastener 2022-04-12
8894858 Method and assembly for water filtration using a tube manifold to minimize backwash Warren Thomas Johnson 2014-11-25
8858796 Assembly for water filtration using a tube manifold to minimise backwash Warren Thomas Johnson 2014-10-14
8518256 Membrane module Fufang Zha, Joachim Muller, Cinzia Lea, George Schneider 2013-08-27
7931463 Apparatus for potting membranes Georg Schnieder, Fufang Zha, Joachim Muller, Cinzia Lea 2011-04-26
7862719 Square membrane manifold system Robert McMahon, Fufang Zha, Roger William Phelps, Warren Thomas Johnson, Sargon Barkho 2011-01-04
7264716 Membrane filtration manifold system Warren Thomas Johnson, Gary William Stollery, Bruce Gregory Biltoft, Robert McMahon, David L. Wood, III +1 more 2007-09-04
7223340 Hollow fibre restraining system Fufang Zha 2007-05-29
6974554 Potting method Georg Schnieder, Fufang Zha, Joachim Muller, Cinzia Lea 2005-12-13
6962258 Hollow fiber restraining system Fufang Zha 2005-11-08
6783008 Hollow fibre restraining system Fufang Zha 2004-08-31
D478913 Manifold header Warren Thomas Johnson, Robert McMahon, Leon Keith Ernst, Bruce Gregory Biltoft, Gary William Stollery +1 more 2003-08-26
D462699 Manifold header cap Warren Thomas Johnson, Robert McMahon, Leon Keith Ernst, Bruce Gregory Biltoft, Gary William Stollery +1 more 2002-09-10
D284567 Combined electronic enclosure and heat sink apparatus or similar article Roy E. Hunninghaus, Keith D. Meyer, George Wozniczka 1986-07-08