Inventor
GIL JOHN
CA4 patents
Patents
4 patentsUS10203166B2Feb 12, 2019
Heat recovery apparatus and method
2078095 ONTARIO LTD2 citations63
US10775112B2Sep 15, 2020
Heat recovery apparatus and method
2078095 ONTARIO LTD2 citations62
US11859832B2Jan 2, 2024
Gray water heat recovery apparatus and method
2078095 ONTARIO LTD0 citations42
US11306978B2Apr 19, 2022
Heat recovery apparatus and method
2078095 ONTARIO LTD0 citations42