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HUZHOU HUANFENG MACHINERY CO LTD

Overview
  • Total Patents
    27
  • GoodIP Patent Rank
    60,576
  • Filing trend
    ⇩ 100.0%
About

HUZHOU HUANFENG MACHINERY CO LTD has a total of 27 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2014. It filed its patents most often in China. Its main competitors in its focus markets mechanical elements and machine tools are MERCIER JEAN, MERCIER OLAER PATENT CORP and OLAER PATENT CO.

Patent filings in countries

World map showing HUZHOU HUANFENG MACHINERY CO LTDs patent filings in countries
# Country Total Patents
#1 China 27

Patent filings per year

Chart showing HUZHOU HUANFENG MACHINERY CO LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Ding Jinsheng 25
#2 Chen Shengyong 2
#3 Pang Shuiping 2
#4 Wu Shun 2
#5 Zhang Zhongyong 2

Latest patents

Publication Filing date Title
CN111365320A Hydraulic oil cylinder
CN110939627A Floating oil cylinder
CN107283919A Rubber tire
CN107042657A Belt tensioning device for box gluing machine
CN107187104A A kind of form feeding device for box gluing machine
CN107053757A Glue box in box gluing machine
CN107009674A Handwheel devices for box gluing machine
CN107089031A Paper feed baffle plate for box gluing machine
CN107009673A The drive mechanism of box gluing machine deadlight
CN107009668A Paper feed knife
CN105387020A Cylinder body mechanism of upper derricking cylinder
CN105402195A Cylinder body structure of upper leveling oil cylinder
CN105443494A Upper leveling oil cylinder
CN105443495A Piston rod mechanism of upper variable-amplitude oil cylinder
CN105422545A Upper amplitude-varying oil cylinder
CN104373414A Compact oil cylinder oil pipe and oil nozzle assembly
CN104373415A Hydraulic oil cylinder
CN104358735A Lifting hydraulic oil cylinder
CN104358746A Hydraulic cylinder detection device
CN104358733A Oil injection structure of oil cylinder