Assignee

WATERLOO BIOFILTER SYSTEMS INC

CA·2 granted patents·0 citations·filing 2017–2017

Technology mixC02F2 E03F1 Y02A1 Y02W1

Top patents by PatentIndex Score

2 records

0148US10787377B2Removal of phosphorus from sewage by electrode metal additionWATERLOO BIOFILTER SYSTEMS INC·Filed 2017·Granted Sep 29, 2020·0 cites·9 claims
0227US10273175B2Sewage treatment systemWATERLOO BIOFILTER SYSTEMS INC·Filed 2017·Granted Apr 30, 2019·0 cites·23 claims

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