Learn more

QINGDAO CHOHO IND CO LTD

Overview
  • Total Patents
    71
  • GoodIP Patent Rank
    25,385
  • Filing trend
    ⇩ 25.0%
About

QINGDAO CHOHO IND CO LTD has a total of 71 patent applications. It decreased the IP activity by 25.0%. Its first patent ever was published in 2007. It filed its patents most often in China. Its main competitors in its focus markets machine tools, mechanical elements and measurement are ICM ITALIANA COST METALMECC, HANGZHOU ZIQIANG CHAIN DRIVE CO LTD and WILKE GUSTAV.

Patent filings in countries

World map showing QINGDAO CHOHO IND CO LTDs patent filings in countries
# Country Total Patents
#1 China 71

Patent filings per year

Chart showing QINGDAO CHOHO IND CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Jin Yumo 55
#2 Liu Yi 23
#3 Fu Zhenming 17
#4 Jin Lijun 13
#5 Liu Tiancai 8
#6 Dai Longjie 7
#7 Zhenming Fu 6
#8 Gao Peibin 6
#9 Deng Yuanliang 6
#10 Yumo Jin 6

Latest patents

Publication Filing date Title
CN112128316A High-wear-resistance self-lubricating chain
CN112139358A Automatic riveting die for chain multi-station forming
CN112139359A Method for producing conveying chain through progressive die
CN111965710A Anti-mixing middle chain plate detection device
CN111972132A Reel chain for compact agricultural harvester
CN112045145A High-speed assembly machine for single sections of internal attached plates
CN111746708A Motorcycle rear drive transmission system and motorcycle
CN111879629A Multifunctional pin shaft performance detection device
CN111992657A Chain dismouting, pressure are riveted device
CN111906242A Sharp tooth chain plate forming die and using method
CN110886813A Special chain for mulching film recycling machine
CN110953299A Chain
CN110918780A Interchangeable multi-model chain plate stamping die and assembling method
CN110624998A Bright blanking device of profile of tooth chain link joint that thickness is greater than 2mm
CN110681815A Movable hydraulic link dismounting and ring-connecting equipment for large-size chains
CN110549174A Tool for grinding excircle and end face of chain wheel
CN110425967A A kind of pin shaft bending degree detecting device
CN110472877A A kind of comprehensive performance evaluation method of chain products
CN110219941A A kind of chain seamless heterotype sleeve
CN109540513A A kind of abrasion of transmission shaft and cycle lie Detecting data