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ZHEJIANG GREATWALL COMMUTATOR CO LTD

Overview
  • Total Patents
    27
  • GoodIP Patent Rank
    91,460
  • Filing trend
    ⇧ 100.0%
About

ZHEJIANG GREATWALL COMMUTATOR CO LTD has a total of 27 patent applications. It increased the IP activity by 100.0%. Its first patent ever was published in 2009. It filed its patents most often in China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets electrical machinery and energy, machine tools and chemical engineering are FCI AUTOMOTIVE DEUTSCHLAND GMB, HTS ELEKTROTECH GMBH & CO KG and HANGZHOU AEROSPACE ELECTRONIC TECH CO LTD.

Patent filings in countries

World map showing ZHEJIANG GREATWALL COMMUTATOR CO LTDs patent filings in countries

Patent filings per year

Chart showing ZHEJIANG GREATWALL COMMUTATOR CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yang Linfei 15
#2 Lin Xiangqing 14
#3 Huang Xuhuan 8
#4 He Xiaofeng 8
#5 Zhang Jun 7
#6 Wang Guancheng 5
#7 Xiangqing Lin 5
#8 Xiong Zhengwu 5
#9 Cao Gaoxi 4
#10 Lu Cunxiang 4

Latest patents

Publication Filing date Title
CN111916963A Commutator copper shell and commutator production method
CN110773781A Slot milling machine for commutator
CN110808512A Carbon commutator
CN110788919A Commutator single-end hulling device
CN109119855A A kind of production method of commutator and its commutator
CN108787773A A kind of commutator segment extrusion process and its commutator segment production equipment
CN107824544A Supersonic wave cleaning machine
CN106654778A Dual-head double commutator segment
CN106532404A Manufacturing method of V-shaped commutator sheet, and commutator sheet
CN104795713A Reversed L-shaped commutator bar cold-extruding mechanism
CN104682163A Material-saving commutator segment cold extruding mechanism
CN104638492A Plough-chopping inner hook mechanism of cylindrical commutator bar group
CN104638493A Tensioning outer hook and plough-chopping inner hook mechanism of cylindrical commutator bar group
CN103762474A Method for manufacturing stepped plane type commutator and stepped plane type commutator thereof
CN103759691A Commutator inner-hole and outer-diameter and height automatic detector
CN103759687A Commutator inner-hole automatic detection mechanism
CN103618186A Manufacturing method for lightweight high-speed type trough type commutator and lightweight high-speed type trough type commutator
CN103441407A Automatic commutator pressing process and pressing mechanism
CN103219627A Hook plowing type manufacturing process of band type commutator segment assembly
CN102709786A Automatic conveying and film arranging technology of film arranging clamp and automatic film arranging device thereof