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PUYANG CITY HONGYU PRESSURE VESSEL CO LTD

Overview
  • Total Patents
    30
  • GoodIP Patent Rank
    59,198
  • Filing trend
    ⇧ 33.0%
About

PUYANG CITY HONGYU PRESSURE VESSEL CO LTD has a total of 30 patent applications. It increased the IP activity by 33.0%. Its first patent ever was published in 2011. It filed its patents most often in China. Its main competitors in its focus markets packaging and shipping, mechanical elements and machine tools are MATERIAL CONTROL ENG LTD, SCHAEFER SYSTEMS INT INC and CEC Systems Pty Ltd.

Patent filings in countries

World map showing PUYANG CITY HONGYU PRESSURE VESSEL CO LTDs patent filings in countries
# Country Total Patents
#1 China 30

Patent filings per year

Chart showing PUYANG CITY HONGYU PRESSURE VESSEL CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wan Hongtao 22
#2 Chen Guofang 19
#3 Chen Yangang 16
#4 Guo Jianxin 15
#5 Wan Hongbin 15
#6 Wang Tao 2
#7 Wan Hongjie 2
#8 Chen Yan Gang 2
#9 Du Yanting 2
#10 Hongjie Wan 1

Latest patents

Publication Filing date Title
CN110316482A A kind of novel blockage-clearing device
CN110304359A A kind of rotary cleaner of scraper
CN110304358A Blockage-clearing device suitable for coal breakage pipeline
CN108945850A A kind of shaking device suitable for center feeder
CN109018742A A kind of Novel anti-blockage feed bin
CN109051383A A kind of novel center feeder
CN108820603A A kind of Novel rotary cleaner
CN108945851A A kind of rotary cutter cleaner
CN108955501A A kind of detection device rotating cleaner
CN108996051A A kind of intelligent air big gun
CN108861178A A kind of novel bulkhead pneumatic hammer
CN107745891A A kind of Novel rotary cleaner
CN107336922A A kind of Novel rotary cleaner
CN107339432A A kind of sealing device for being applied to rotation cleaner
CN107010332A A kind of new rapping pneumatic hammer
CN106976660A Suitable for the piston apparatus of bunker wall vibration pneumatic hammer
CN106976659A A kind of bulkhead vibrates pneumatic hammer
CN106334830A A Cutting-free Machine
CN106391436A Air vibration exciter
CN106477194A A kind of pivoting support formula center feeder