Gregory Kowalsky

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Portland, OR, US

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Patents Grantslast 30 patents

Information Patent Grant
Filter assembly, system and method
- Patent number 8,512,555
- Issue date Aug 20, 2013
- Contech Engineered Solutions LLC
- Vaikko P. Allen
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Stormwater filter assembly
- Patent number 8,110,099
- Issue date Feb 7, 2012
- Contech Stormwater Solutions Inc.
- Christopher S. Hersey
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
STORMWATER FILTRATION SYSTEMS AND RELATED METHODS
- Publication number 20130180903
- Publication date Jul 18, 2013
- Gregory T. Kowalsky
- E03 - WATER SUPPLY SEWERAGE
Information Patent Application
STORMWATER FILTRATION SYSTEMS AND RELATED METHODS
- Publication number 20130180929
- Publication date Jul 18, 2013
- Gregory T. Kowalsky
- E03 - WATER SUPPLY SEWERAGE
Information Patent Application
RUNOFF COLLECTION SYSTEM WITH FIRST FLUSH CONTROL AND PRETREATMENT
- Publication number 20120305492
- Publication date Dec 6, 2012
- Gregory W. Byrne, JR.
- E03 - WATER SUPPLY SEWERAGE
Information Patent Application
Stormwater Filter Assembly
- Publication number 20080277327
- Publication date Nov 13, 2008
- Contech Stormwater Solutions, Inc.
- Christopher S. Hersey
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL