Assignee
UHR CORP
US7 patents
Top patents by PatentIndex Score
US4909041AMar 20, 1990
Residential heating, cooling and energy management system
UHR CORP187 citations99
US4809516AMar 7, 1989
Residential heating cooling and energy management system
UHR CORP58 citations96
US4698978AOct 13, 1987
Welded contact safety technique
UHR CORP78 citations96
US4645908AFeb 24, 1987
Residential heating, cooling and energy management system
UHR CORP131 citations96
US4685307AAug 11, 1987
Residential heating, cooling and energy management system
UHR CORP47 citations92
US4655051AApr 7, 1987
Heat exchange system with reversing receiver flow
UHR CORP26 citations92
US4753080AJun 28, 1988
Cold storage method and apparatus
UHR CORP28 citations86