Inventor
THARP CHARLES E
US35 patents
⚠️ This page may combine multiple inventors who share the name “THARP CHARLES E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ENVIRONMENTAL DYNAMICS INC
20 patentsUS6543753B1Apr 8, 2003
Air diffuser membrane treated with biocide
ENVIRONMENTAL DYNAMICS INC55 citations96
US5846412ADec 8, 1998
Diffuser construction and mounting arrangement
ENVIRONMENTAL DYNAMICS INC51 citations96
US5587114ADec 24, 1996
Aeration system employing retrievable aeration modules
ENVIRONMENTAL DYNAMICS INC54 citations96
US5133876AJul 28, 1992
Method and apparatus for aerating wastewater using sequential aeration of different zones
ENVIRONMENTAL DYNAMICS INC52 citations96
US4563277AJan 7, 1986
Apparatus for aerating and mixing waste water
ENVIRONMENTAL DYNAMICS INC73 citations96
US7044453B2May 16, 2006
Membrane diffuser with uniform gas distribution
ENVIRONMENTAL DYNAMICS INC32 citations92
US6497402B2Dec 24, 2002
Diffuser mounting system for aeration of liquids
ENVIRONMENTAL DYNAMICS INC25 citations92
US5788847AAug 4, 1998
Diffuser construction and mounting arrangement
ENVIRONMENTAL DYNAMICS INC20 citations92
US5059358AOct 22, 1991
Tubular diffuser with adjustable plug
ENVIRONMENTAL DYNAMICS INC32 citations92
US5032325AJul 16, 1991
Plastic coarse bubble diffuser for waste water aeration systems
ENVIRONMENTAL DYNAMICS INC34 citations92
US5013493AMay 7, 1991
Staggered diffuser arrangement for waste water treatment systems
ENVIRONMENTAL DYNAMICS INC36 citations92
US8016272B2Sep 13, 2011
Retrievable diffuser module with truss construction
ENVIRONMENTAL DYNAMICS INC7 citations84
US7934704B2May 3, 2011
Retrievable diffuser module with internal ballast/buoyancy chamber
ENVIRONMENTAL DYNAMICS INC9 citations84
US7041219B2May 9, 2006
Method and apparatus for enhancing wastewater treatment in lagoons
ENVIRONMENTAL DYNAMICS INC7 citations72
US6770200B2Aug 3, 2004
Method and apparatus for enhancing wastewater treatment in lagoons
ENVIRONMENTAL DYNAMICS INC5 citations72
US7544286B2Jun 9, 2009
Method and apparatus for enhancing aquatic environments
ENVIRONMENTAL DYNAMICS INC6 citations71
US4243521AJan 6, 1981
Method and apparatus for aerobically treating wastewater
ENVIRONMENTAL DYNAMICS INC12 citations66
US8011643B2Sep 6, 2011
Diffuser assembly with buoyancy vessel
ENVIRONMENTAL DYNAMICS INC4 citations63
US7815974B2Oct 19, 2010
Gas diffuser membrane with coated substrate
ENVIRONMENTAL DYNAMICS INC3 citations63
US7713415B2May 11, 2010
Method and apparatus for enhancing aquatic environments
ENVIRONMENTAL DYNAMICS INC3 citations60
THARP CHARLES E
7 patentsUS4960546AOct 2, 1990
Diffuser mounting arrangement for waste water aeration systems
THARP CHARLES E110 citations96
US4842732AJun 27, 1989
Apparatus for aerating and mixing waste water
THARP CHARLES E55 citations96
US8061689B2Nov 22, 2011
Disk diffuser with improved seal
THARP CHARLES E7 citations84
US8931763B2Jan 13, 2015
Modular diffuser body and aeration system
THARP CHARLES E13 citations82
US8758620B2Jun 24, 2014
Decanted bio-balanced reactor and method
THARP CHARLES E6 citations82
US8246018B2Aug 21, 2012
Diffuser assembly with buoyancy vessel
THARP CHARLES E0 citations52
US8172207B2May 8, 2012
Gas diffuser membrane with coated substrate
THARP CHARLES E0 citations52
ENVIRONMENTAL DYNAMICS INT INC
4 patentsUS11845043B2Dec 19, 2023
Large bubble mixer and method of using same in a wastewater treatment system
ENVIRONMENTAL DYNAMICS INT INC2 citations71
US11325079B2May 10, 2022
Combined coarse and fine bubble diffuser
ENVIRONMENTAL DYNAMICS INT INC2 citations71
US10150684B2Dec 11, 2018
System and method for preventing ammonia rebound in a cold-weather bioreactor
ENVIRONMENTAL DYNAMICS INT INC0 citations40
US10105660B2Oct 23, 2018
Diffuser membrane and method of manufacture
ENVIRONMENTAL DYNAMICS INT INC0 citations39