Learn more

TIANJIN TIANFA HEAVY MACHINERY

Overview
  • Total Patents
    172
  • GoodIP Patent Rank
    76,239
About

TIANJIN TIANFA HEAVY MACHINERY has a total of 172 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 environmental technology, machine tools and electrical machinery and energy are TIANJIN TIRNFR HEAVY HYDROELEC, SHANDONG SACRED SUN POWER SUPPLY TECHNOLOGY CO LTD and SRED AZ VNII ISPOLZOVANIYA GAZ.

Patent filings in countries

World map showing TIANJIN TIANFA HEAVY MACHINERYs patent filings in countries
# Country Total Patents
#1 China 172

Patent filings per year

Chart showing TIANJIN TIANFA HEAVY MACHINERYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Chunling Lu 34
#2 Lu Chunling 21
#3 Li Han 19
#4 Liu Jing 18
#5 Sun Jiang 17
#6 Wang Huiming 14
#7 Li Weihong 12
#8 Junxin Zhang 12
#9 Zhao Zuoqin 10
#10 Jiang Sun 9

Latest patents

Publication Filing date Title
CN105322680A Novel shaftless rotor bracket structure
CN105317617A Novel plate pump type oil blocking barrel oil blocking structure of vertical hydraulic generator
CN105322669A Improved structure of open tooth groove of end punching sheet of generator stator core
CN105322688A Novel anti-whip fixing structure for rotor interelectrode connecting line
CN105312863A Improved technology for through-flow turbine guide vane machining
CN105275715A Guide bearing external circulation spraying and cooling structure
CN105257931A Movable flange structure used for pipeline connection
CN105257453A Oil head and oil path adaptation connector thereof
CN105048725A Method for designing optimal dimension of commutating pole shoe of direct-current motor
CN104901493A One-time hydraulic forming method for major insulation and anti-corona layer of high-voltage armature winding
CN104967264A Improvement of numerical control edgewise winding machine copper base roller straightening adjusting device
CN104889626A Split type sealing weld mechanism
CN104333162A Pole coil and preparation method thereof
CN104377912A High-voltage motor stator bar hot pressing die device
CN104454292A Novel guide vane control ring locking device for water turbine
CN104358653A Novel bearing and main shaft combined sealing structure
CN104333161A Connecting method of hydro generator rotor support
CN104333186A High-voltage motor pole coil fixture and manufacture method thereof
CN104362817A Improved process of unit coil ground mould processing method
CN104362782A High-voltage unit stator winding inserting line machining process