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NINGBO DONGHAO DIE CASTING CO LTD

Overview
  • Total Patents
    12
  • GoodIP Patent Rank
    196,799
About

NINGBO DONGHAO DIE CASTING CO LTD has a total of 12 patent applications. Its first patent ever was published in 2009. It filed its patents most often in China. Its main competitors in its focus markets materials and metallurgy, electrical machinery and energy and surface technology and coating are WATERBURY ROLLING MILLS INC, KAMENSK URAL SKIJ METALL ZD AO and CRUCIBLE STEEL INTERNATIONAL S.

Patent filings in countries

World map showing NINGBO DONGHAO DIE CASTING CO LTDs patent filings in countries
# Country Total Patents
#1 China 12

Patent filings per year

Chart showing NINGBO DONGHAO DIE CASTING CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Chen Guangyuan 9
#2 Zhang Yibin 8
#3 Yang Wenhao 8
#4 Yang Qianen 3
#5 Yang Qian En 3
#6 Cai Wenjie 2
#7 Du Rui 2
#8 Yang Qian'En 2
#9 Liu Lijun 2
#10 Jia Zhixin 2

Latest patents

Publication Filing date Title
CN108656118A A method of based on force sensor Intelligent assembly end cover of automobile generator
CN108660330A A kind of processing technology of end cover of automobile generator
CN105356645A End cap of generator
CN104498782A Automobile generator end cover and preparation method thereof
CN103878338A Technology for machining automobile engine end cover
CN103526084A Silicone oil clutch
CN103509979A Lubrication oil tank for excavating machine and manufacturing method thereof
CN103174915A Bracket of controller and driller machining bracket of controller
CN102806899A Handbrake base support and drilling machine for machining same
CN102501086A Positioning device for generator end cap of automobile
CN102500840A Automatic tapping machine for springs of music boxes
CN101664796A Die-casting forming mold of music gift box baseplate