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MA THOMAS TSOI HEI

Overview
  • Total Patents
    53
About

MA THOMAS TSOI HEI has a total of 53 patent applications. Its first patent ever was published in 1986. It filed its patents most often in United Kingdom, Australia and United States. Its main competitors in its focus markets engines, pumps and turbines, environmental technology and transport are MA THOMAS T H, IJIRI MASAHIRO and MAN Truck & Bus Österreich AG.

Patent filings in countries

World map showing MA THOMAS TSOI HEIs patent filings in countries

Patent filings per year

Chart showing MA THOMAS TSOI HEIs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ma Thomas Tsoi Hei 50
#2 Ma Thomas Tsoi-Hei 3

Latest patents

Publication Filing date Title
GB201012528D0 Gas storage tank
GB0912107D0 Supplying pressurised EGR in an i.c. engine
GB0907745D0 Switchable valve actuation system for a selectable 2-stroke/ 4-stroke i.c engine
GB0708945D0 Gas sealing system in a rotary heat exchanger
WO2007010301A1 Egr dispensing system in ic engine
GB0613090D0 Engine load control system for regulating the power output of an i.c. engine
GB0609674D0 A system for dispensing EGR in a reciprocating internal combustion engine
GB0520028D0 Switchable two-stroke/four-stroke engine
GB0516131D0 Air hybrid vehicle
US7076360B1 Auto-ignition timing control and calibration method
GB0421001D0 Auto-ignition timing calibration and control method
GB0402826D0 Ocean power converter
GB0402875D0 A rocking motion energy converter
AU2003290370A1 Isothermal reciprocating machines
GB0322442D0 Mixed LPG and gasoline fuel
GB0322307D0 Vehicle direct-injection i.c. engine fuelled by a premixed solution of LPG and gasoline
GB0320780D0 Regenerative air hybrid engine
GB0318887D0 Vapour lock suppression system for i.c. engine fuel injector
GB0316616D0 Boiling pressure fuel injector for i.c. engines
GB0307488D0 Extended cycle reciprocating gas expander