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Chongqing hongjiang machinery co ltd

Overview
  • Total Patents
    114
  • GoodIP Patent Rank
    14,233
  • Filing trend
    ⇧ 35.0%
About

Chongqing hongjiang machinery co ltd has a total of 114 patent applications. It increased the IP activity by 35.0%. Its first patent ever was published in 2008. It filed its patents most often in China, United Kingdom and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets engines, pumps and turbines, mechanical elements and machine tools are ZHEJIANG RUIXING CARBURETOR MFG CO LTD, GEORGE AMERY and LIEBHERR COMPONENTS DEGGENDORF GMBH.

Patent filings in countries

World map showing Chongqing hongjiang machinery co ltds patent filings in countries

Patent filings per year

Chart showing Chongqing hongjiang machinery co ltds patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Tu Tianhua 24
#2 Yang Enzhi 12
#3 Liu Hui'E 12
#4 Chen Chao 12
#5 Xu Mao 11
#6 Hu Shuang 10
#7 Xie Yuanwen 10
#8 He Li 10
#9 Liang Hongxi 9
#10 Hou Xuhong 9

Latest patents

Publication Filing date Title
CN112253616A Bushing, roller pin assembly and guide piston assembly
CN112161555A Finish machining method for large-scale sliding block guide surface of low-speed diesel engine
CN112177824A Liquid-driven electric control methanol ceramic plunger pump
CN112081696A Combined common rail fuel injection pump of high-speed diesel engine
CN112177780A Electro-hydraulic speed regulator based on speed and position feedback
CN112177705A Lubricating oil injector for cylinder sleeve of marine low-speed diesel engine
CN111843072A Crossover hole electrolysis radius anchor clamps
CN111673618A Sleeve-shaped part honing fixture
CN111856920A A3C-PID-based self-adaptive rail pressure adjusting method and storage medium
CN111830936A ECU detection calibration system
CN111749824A High-speed fuel injector driving circuit with fault diagnosis function and judgment method
CN111702430A Machining method for reducing cylindricity error of split type connecting rod shaft hole
CN111702422A Machining method of crosshead sliding sleeve
CN111608836A Electric control booster pump
CN111608835A Gas-liquid double-control booster pump
CN111472915A Roller pin assembly, guide piston and fuel injection pump
GB202018634D0 No title
GB202019140D0 Not published
CN111251030A Universal horizontal clamping fixture for oil injection pump body
CN111270194A Heat treatment method for oil nozzle of marine diesel engine