AMERICAN ROTARY VALVE COMPANY has a total of 13 patent applications. Its first patent ever was published in 1908. It filed its patents most often in United States and France. Its main competitors in its focus markets engines, pumps and turbines, chemical engineering and furniture and games are VACUUM ENGINEERING COMPANY, DOMINATOR AB and PAUL HEFTLER.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 10 | |
#2 | France | 3 |
# | Industry | |
---|---|---|
#1 | Engines, pumps and turbines | |
#2 | Chemical engineering | |
#3 | Furniture and games | |
#4 | Machines | |
#5 | Environmental technology | |
#6 | Mechanical elements |
# | Technology | |
---|---|---|
#1 | Domestic washing | |
#2 | Mixing | |
#3 | Cyclically operating valves | |
#4 | Unspecified technologies | |
#5 | Climate change mitigation in buildings | |
#6 | Pumps | |
#7 | Separation | |
#8 | Venting or aerating devices |
# | Name | Total Patents |
---|---|---|
#1 | Moorhead Albert E | 10 |
Publication | Filing date | Title |
---|---|---|
US1043025A | Pneumatic cleansing apparatus. | |
US1042712A | Rotary valve for engines and the like. | |
US1126828A | Pneumatic cleansing apparatus. | |
US1042713A | Pneumatic scrubbing appliance. | |
US1042711A | Vacuum cleaning device. | |
US1020922A | Valve. | |
US1026104A | Pneumatic scrubbing appliance. | |
US1069628A | Valve mechanism for pneumatic scrubbing appliances. | |
US1023090A | Pneumatic cleansing apparatus. | |
US1043024A | Pneumatic cleansing implement for removing dust. |