HART & COOLEY MFG CO has a total of 15 patent applications. Its first patent ever was published in 1931. It filed its patents most often in United States and Denmark. Its main competitors in its focus markets thermal processes, control and environmental technology are NIPPON FLAEKT KK, MOTOYAMA HISASHI and COOLING AND AIR CONDITIONING C.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 14 | |
#2 | Denmark | 1 |
# | Industry | |
---|---|---|
#1 | Thermal processes | |
#2 | Control | |
#3 | Environmental technology | |
#4 | Machines | |
#5 | Mechanical elements |
# | Technology | |
---|---|---|
#1 | Air-conditioning | |
#2 | Unspecified technologies | |
#3 | Combustion residues removal | |
#4 | Pipes | |
#5 | Systems controlling non-electric variables |
# | Name | Total Patents |
---|---|---|
#1 | De Roo William C | 8 |
#2 | Alsburg Jerold H Van | 2 |
#3 | Kietzmann Alfred E | 2 |
#4 | Waalkes Robert J | 2 |
#5 | Winchester Paul D | 1 |
#6 | Heasley Lioyd E | 1 |
#7 | Hedrick Warren R | 1 |
#8 | Kuhtic Edward T | 1 |
Publication | Filing date | Title |
---|---|---|
US3195441A | Air diffusers | |
US3065002A | Releasable coupling for sheet metal vent pipes | |
US2902919A | Baseboard diffuser | |
US2799215A | Air diffuser | |
US2780983A | Volume control for registers | |
US2837991A | Damper construction for air outlets | |
US2796016A | Baseboard diffuser | |
US2676795A | Register control mechanism | |
US2784659A | Diffuser for air conditioning | |
US2780979A | Baseboard construction | |
US2598763A | Grille | |
US2124801A | Air outlet and current equalizer | |
US1979543A | Register | |
US1937610A | Automatic heat control means |