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HUNAN SUNWARD INTELLIGENT MACH

Overview
  • Total Patents
    46
About

HUNAN SUNWARD INTELLIGENT MACH has a total of 46 patent applications. Its first patent ever was published in 2004. It filed its patents most often in China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets civil engineering, mechanical elements and environmental technology are LIUZHOU LIUGONG EXCAVATORS CO LTD, XCMG EXCAVATOR MACHINERY CO and LEE CHUN-HAN.

Patent filings in countries

World map showing HUNAN SUNWARD INTELLIGENT MACHs patent filings in countries

Patent filings per year

Chart showing HUNAN SUNWARD INTELLIGENT MACHs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Qinghua He 33
#2 Zhixiong Huang 9
#3 Jianxin Zhu 9
#4 Daqing Zhang 9
#5 Hongqiang Zhao 7
#6 Yong Guo 7
#7 Shurong Gao 5
#8 He Qinghua 4
#9 Xiaolin Jiang 3
#10 Su Zeng 3

Latest patents

Publication Filing date Title
CN102199967A Door hinge
CN102182716A Oil pressure driving control device
CN102146773A Drilling machine shock absorber and using method thereof
CN102102361A Composite pounder with buffering device
CN102071718A System for recovering energy of excavator
CN102155160A Hybrid rotary drilling machine
CN102108985A Oil distributing valve of hydraulic impactor
CN102108948A Renewable energy power generating system applicable to electrocar for loading, unloading and transporting
CN102141453A Power detection method of engine of construction machinery and device thereof
CN101973271A Driving and energy recovery system for hybrid excavator
CN102020213A Method and device for controlling over-relaxation of wire rope in floating of winch
CN101975031A Spiral ground pile driving coupling device
CN101974906A Spiral pile driving connecting device
CN101949261A Combined down-the-hole hammer and construction method thereof
CN101934939A Track-type scraping conveyor
CN101936130A Rotary power head of cutting drill
CN101886405A Main valve of small type hydraulic excavator with energy-saving excavation and high-efficient land leveling
CN101846121A Energy recovering system of hydraulic executing mechanism
CN101845976A Oil-absorbing and filtering device of lubricating pump
CN101811648A Winding device capable of improving service life of steel wire rope