Inventor
O'KEEFE DAVID
US5 patents
⚠️ This page may combine multiple inventors who share the name “O'KEEFE DAVID”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BIOFILTER SYSTEMS LLC
3 patentsUS9272931B2Mar 1, 2016
System and process for removing nitrogen compounds and odors from wastewater and wastewater treatment system
BIOFILTER SYSTEMS LLC7 citations80
US10053384B2Aug 21, 2018
System and process for removing nitrogen compounds and odors from wastewater and wastewater treatment system
BIOFILTER SYSTEMS LLC4 citations69
US9440870B2Sep 13, 2016
System and process for removing nitrogen compounds and odors from wastewater and wastewater treatment system
BIOFILTER SYSTEMS LLC2 citations59
ROBERTSON MARK B
2 patentsUS8585892B2Nov 19, 2013
System and process for removing nitrogen compounds and odors from wastewater and wastewater treatment system
ROBERTSON MARK B13 citations80
US8388833B2Mar 5, 2013
System and process for removing nitrogen compounds and odors from wastewater and wastewater treatment system
ROBERTSON MARK B11 citations80