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HAMMERBECK JOHN P R

Overview
  • Total Patents
    38
About

HAMMERBECK JOHN P R has a total of 38 patent applications. Its first patent ever was published in 1991. It filed its patents most often in United Kingdom, Canada and China. Its main competitors in its focus markets engines, pumps and turbines, environmental technology and thermal processes are HAMMERBECK JOHN PHILIP ROGER, WUXI XINSHENG HEAT EXCHANGER MFT CO LTD and KUKEN KOGYO CO LTD.

Patent filings in countries

World map showing HAMMERBECK JOHN P Rs patent filings in countries

Patent filings per year

Chart showing HAMMERBECK JOHN P Rs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hammerbeck John P R 4
#2 Hammerbeck John Philip Roger 1

Latest patents

Publication Filing date Title
GB201210443D0 Self powered radiator and heat exchanger
GB201207148D0 Improved heat transfer apparatus
GB201204426D0 Boiler and chemical reactor
GB201119019D0 Wind turbine system with friction output
GB201010308D0 Self excited cooling engine
GB0916737D0 Ultra micro gas turbine compressor and heat exchanger
GB0902792D0 Variable flow compressor
GB0820989D0 Gas ports
GB0815974D0 Trapped compressible wave device
GB0815176D0 Disc valve compressor
GB0706637D0 Compression method and means
GB0701188D0 Wind turbine system with reduced energy transformation stages
GB0519676D0 A sealless drive
GB0503830D0 Rotary engine
GB0421993D0 Hypocyclodial engines
GB0411809D0 Speed reducer
GB0313384D0 Hypocycloidal engines
GB0307886D0 Ratio changing method and apparatus
GB0227143D0 Non-slip belts
GB0200836D0 Method and apparatus for measuring torque