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QINGDAO HONGZHU AGRIC MACH CO LTD

Overview
  • Total Patents
    22
  • GoodIP Patent Rank
    77,478
About

QINGDAO HONGZHU AGRIC MACH CO LTD has a total of 22 patent applications. Its first patent ever was published in 2013. It filed its patents most often in China. Its main competitors in its focus markets agriculture, chemical engineering and machines are SIEDERSLEBEN & CO G M B H W, KIM JAI DONG and ARTHUR CLIVE NICHOLSON.

Patent filings in countries

World map showing QINGDAO HONGZHU AGRIC MACH CO LTDs patent filings in countries
# Country Total Patents
#1 China 22

Patent filings per year

Chart showing QINGDAO HONGZHU AGRIC MACH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wu Hongzhu 22
#2 Wang Xincheng 14
#3 Wu Jingqian 12
#4 Fang Qinglong 11
#5 Zhang Minghui 10
#6 Wang Dashan 10
#7 Yang Ranbing 9
#8 Wang Bingjun 9
#9 Wang Fengjie 8
#10 Liu Zhishen 8

Latest patents

Publication Filing date Title
CN111059218A Chain row belt joint mechanism
CN110972675A Potato harvesting conveying chain and connecting mechanism
CN110972578A Novel potato power cultivator
CN110999574A Folding mechanism of stone picking machine
CN110972674A Ridge pressing roller of harvester
CN110651547A High ridger
CN110651545A Hydraulic pressure adjusting stone picker
CN110663343A Sweet potato semi-combine harvester
CN110665801A Parallel connecting rod vibrating screen
CN110720295A Separating and screening device
CN110972644A Automatic potato slicing and seeding machine
CN109565967A A kind of stone collector
CN109566050A A kind of M chain potato picker
CN109526327A A kind of Miniature potato planter kind cylinder assembly structure
CN109429669A A kind of cassava harvester transmission mechanism
CN109496469A A kind of stone collector conveying device
CN109005858A A kind of half combined harvester of potato
CN109089513A A kind of S-shaped transfer separation device and potato picker
CN108901225A A kind of sweet potato ridge forming machine
CN108271471A A kind of self-propelled potato Mini-seeder