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NANJING ALPHA ELECTRO HYDRAULIC TECH CO LTD

Overview
  • Total Patents
    13
  • GoodIP Patent Rank
    215,663
About

NANJING ALPHA ELECTRO HYDRAULIC TECH CO LTD has a total of 13 patent applications. Its first patent ever was published in 2011. It filed its patents most often in China. Its main competitors in its focus markets machine tools and mechanical elements are CHANGZHOU WEIMATAI PREC TOOLS CO LTD, SICHUAN QINGSHEN SHENLI MACHINERY CO LTD and WUHU ZHONGLI CHASSIS SYS CO LTD.

Patent filings in countries

World map showing NANJING ALPHA ELECTRO HYDRAULIC TECH CO LTDs patent filings in countries
# Country Total Patents
#1 China 13

Patent filings per year

Chart showing NANJING ALPHA ELECTRO HYDRAULIC TECH CO LTDs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Yu Jijun 6
#2 Zhang Danglong 5
#3 Qianxi Liu 4
#4 Jijun Yu 4
#5 Chen Hua 2
#6 Liu Weiliang 2
#7 Wang Xinhua 2
#8 Yin Yibo 2
#9 Liu Qianxi 2
#10 Xie Dongdong 2

Latest patents

Publication Filing date Title
CN104399835A Quad-speed quad-distance drive device
CN104440868A Intermediate conveyance manipulator
CN103586675A Hydraulic system of press fitting device
CN103307060A Direct drive type servo pump control electro-hydraulic combined driving hydraulic cylinder control system and control method
CN103264363A Hydraulically-driven automatic centering pipe fitting clamping device
CN103257023A Hydraulic normally-closed prefill valve testing device
CN103032412A Hydraulic control system with safety protection function for hydraulic machine tool
CN102513413A Hydraulic control system for novel servo pump control bending machine
CN102410272A Electrohydraulic servo bending machine hydraulic system
CN102518613A Bender hydraulic system
CN102518623A Plug-in mounting type charging valve
CN102518609A High speed punch hydraulic system
CN102708084A Input/output (I/O) communication interface module and communication method thereof