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BI HONGFENG

Overview
  • Total Patents
    17
  • GoodIP Patent Rank
    187,896
  • Filing trend
    0.0%
About

BI HONGFENG has a total of 17 patent applications. It increased the IP activity by 0.0%. Its first patent ever was published in 2003. It filed its patents most often in United States and China. Its main competitors in its focus markets measurement and civil engineering are PBI DANSENSOR AS, MANTEX AB and GE INFRASTRUCTURE SENSING LLC.

Patent filings in countries

World map showing BI HONGFENGs patent filings in countries
# Country Total Patents
#1 United States 15
#2 China 2

Patent filings per year

Chart showing BI HONGFENGs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Bi Hongfeng 17
#2 Bi Rebecca 2
#3 Bi Joseph 2

Latest patents

Publication Filing date Title
US10845285B1 Fast response fluid properties monitoring system
US10684269B1 Cement analyzer
US10466161B1 Defined shear rate corrosion tester
US10416059B1 High pressure high temperature spinning drop tensiometer
US10215001B1 High pressure high temperature drilling simulator
US9157846B1 Bob for testing rheology and overcoming the weissenberg effect
US9194784B1 High pressure, high temperature lubricity tester
US8850874B1 In-line viscometer
US8813542B1 High pressure vessel with movable pressurization piston
CN102384966A High-temperature high-pressure linear expansion measuring instrument
US8434355B1 High pressure high temperature linear swell meter
US8443661B1 High pressure and high temperature linear swell measurement method
US8156798B1 High pressure high temperature fluid densitometer
US8375771B1 Viscometer for testing cement rheology
US7845212B1 High pressure high temperature sagging tester
US6951127B1 Digital viscometer with non contact distance sensor