Learn more

BEIJING TIANHAI INDUSTRY CO

Overview
  • Total Patents
    24
About

BEIJING TIANHAI INDUSTRY CO has a total of 24 patent applications. Its first patent ever was published in 2007. It filed its patents most often in China. Its main competitors in its focus markets machine tools are I M T KK, SIEPMANN & CO E and MILLIGAN JAMES WARD.

Patent filings in countries

World map showing BEIJING TIANHAI INDUSTRY COs patent filings in countries
# Country Total Patents
#1 China 24

Patent filings per year

Chart showing BEIJING TIANHAI INDUSTRY COs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Machine tools

Focus technologies

Top inventors

# Name Total Patents
#1 Zhang Zengying 11
#2 Lv Xingmin 9
#3 Shi Fengwen 8
#4 Liu Yu 8
#5 Gong Yanzhao 7
#6 Li Zhaoting 6
#7 Lyu Xingmin 6
#8 Zhao Jian 4
#9 Li Lin 4
#10 Chen Wei 4

Latest patents

Publication Filing date Title
CN103551936A Steel seamless cylinder outer surface polisher
CN103481171A Steel seamless gas cylinder surface grinding device
CN103398289A Multifunctional valve box
CN103363293A Thermal insulation flange on low-temperature thermal-insulation gas cylinder for liquefied natural gas
CN103398283A Internally-installed anti-overcharging apparatus of liquefied natural gas low-temperature adiabatic gas cylinder
CN102980029A Liquefied natural gas welding heat insulation gas cylinder valve box protection cover for motor vehicle
CN102966847A Supporting and liquid filling device on outer liner front head
CN102980026A Liner supporting device provided with lengthened power spinning tube, supporting bars and ribbed plates
CN102966846A Vehicle-mounted liquefied natural gas outer tank fronthead structure
CN102980032A Liquid filling device on outer container front seal head
CN102980027A Liner supporting device provided with supporting bars and double layers of power spinning tubes
CN102966845A Liquid discharge joint device on outer liner front head
CN102853924A Double-point type temperature detecting sensor on full-vacuum pump well
CN102852779A Gas-liquid safety device on pump tank
CN102852758A Full-vacuum pump pool
CN103363290A Rear support of liner of horizontal vehicle-mounted liquefied natural gas storage tank
CN103358892A Vehicle-mounted horizontal-type low-temperature heat-insulated natural-gas storage tank
CN103363289A Front support of liner of horizontal vehicle-mounted liquefied natural gas storage tank
CN102240750A Structure for sealing spindle bearing of steel gas cylinder hot spinning necking-in machine
CN102240749A Inserting convex-concave groove bearing sealing device