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HU LUNG TAN

Overview
  • Total Patents
    22
About

HU LUNG TAN has a total of 22 patent applications. Its first patent ever was published in 2002. It filed its patents most often in Canada, United States and Republic of Korea. Its main competitors in its focus markets engines, pumps and turbines, thermal processes and furniture and games are HU LUNG-TAN, WILLIAMS KENNETH A and NICHIREI KOGYO KK.

Patent filings in countries

World map showing HU LUNG TANs patent filings in countries
# Country Total Patents
#1 Canada 8
#2 United States 6
#3 Republic of Korea 4
#4 Japan 3
#5 Taiwan 1

Patent filings per year

Chart showing HU LUNG TANs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hu Lung Tan 22
#2 Chen Gordon Ching 1

Latest patents

Publication Filing date Title
US2013139769A1 Mackay Tri-expansion cycle engine utilizing an eight-stroke master cylinder and an eight-stroke slave cylinder
US2012090580A1 Controlled-compression direct-power-cycle engine
US2011303191A1 Low-cost type mackay four-stroke engine system
CA2699647A1 Mackay cold-expansion engine system
US2007137238A1 Multi-range cross defrosting heat pump system and humidity control system
CA2672747A1 Forced-air cross-defrost type air-conditioning system
US7143725B1 Dual six-stroke self-cooling internal combustion engine
US2006225451A1 Wide temperature range heat pump
CA2476049A1 Heat pump system with multi-stage-defrost evaporator
JP2004162678A Eight-stroke internal combustion engine