WILDEN PUMP & ENG has a total of 61 patent applications. Its first patent ever was published in 1979. It filed its patents most often in United States, Canada and EPO (European Patent Office). Its main competitors in its focus markets engines, pumps and turbines, machines and mechanical elements are WILDEN PUMP AND ENGINEERING LLC, GRAHAM GEORGE and BELLOFRAM CORP.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 24 | |
#2 | Canada | 9 | |
#3 | EPO (European Patent Office) | 6 | |
#4 | WIPO (World Intellectual Property Organization) | 6 | |
#5 | South Africa | 3 | |
#6 | Australia | 2 | |
#7 | Brazil | 2 | |
#8 | Japan | 2 | |
#9 | Taiwan | 2 | |
#10 | Argentina | 1 | |
#11 | China | 1 | |
#12 | Germany | 1 | |
#13 | United Kingdom | 1 | |
#14 | Mexico | 1 |
# | Industry | |
---|---|---|
#1 | Engines, pumps and turbines | |
#2 | Machines | |
#3 | Mechanical elements |
# | Technology | |
---|---|---|
#1 | Pumps | |
#2 | Cyclically operating valves | |
#3 | Unspecified technologies | |
#4 | Unspecified technologies | |
#5 | Venting or aerating devices | |
#6 | Pistons and sealings |
# | Name | Total Patents |
---|---|---|
#1 | Wilden James K | 11 |
#2 | Jack Robert F | 9 |
#3 | Forman Eric L | 9 |
#4 | Kennedy Dennis E | 8 |
#5 | Pascual Wilfred David | 7 |
#6 | Eberwein Dennis D | 6 |
#7 | Duncan Gregory S | 6 |
#8 | Wilden James Kenneth | 5 |
#9 | Tuck Alan D Jr | 5 |
#10 | Pascual Wilfred D | 5 |
Publication | Filing date | Title |
---|---|---|
US6168394B1 | Air driven double diaphragm pump | |
US6152705A | Air drive pumps and components therefor | |
US6257845B1 | Air driven pumps and components therefor | |
US6102363A | Actuator for reciprocating air driven devices | |
US5957670A | Air driven diaphragm pump | |
CA2351923A1 | Pressure relief valve for amplified pressure air drive diaphragm pump | |
US5927954A | Amplified pressure air driven diaphragm pump and pressure relief value therefor | |
US5743170A | Diaphragm mechanism for an air driven diaphragm pump | |
US5607290A | Air driven diaphragm pump | |
US5611678A | Shaft seal arrangement for air driven diaphragm pumping systems | |
US5362212A | Air driven diaphragm pump | |
US5441281A | Shaft seal | |
US5378122A | Air driven diaphragm pump | |
US4549467A | Actuator valve | |
US4339985A | Air driven reciprocating device | |
EP0018143A1 | Air driven diaphragm pump | |
US4242941A | Actuator valve | |
US4247264A | Air driven diaphragm pump | |
US4270441A | Pump diaphragm |