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HUANCHUN CHEN

Overview
  • Total Patents
    20
About

HUANCHUN CHEN has a total of 20 patent applications. Its first patent ever was published in 2005. It filed its patents most often in China. Its main competitors in its focus markets environmental technology are MEKUTORON KK, GORLOVSKIJ DAVID M and MAREK STEPAN.

Patent filings in countries

World map showing HUANCHUN CHENs patent filings in countries
# Country Total Patents
#1 China 20

Patent filings per year

Chart showing HUANCHUN CHENs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Huanchun Chen 20
#2 Miaodong Wu 4
#3 Hongyan Liu 2

Latest patents

Publication Filing date Title
CN101712110A Method for manufacturing both-end automatic centering clamping mechanism
CN101700624A Clamping mechanism automatically centering at two ends
CN101691015A Inner cavity processing clamp of multi-surface cylinder part
CN101664819A Multi-face cylinder inner plane and slot milling machine
CN101693300A Assembled cutters for processing stepped holes
CN101642882A Reverse reaming countersink inner end face knife
CN101623831A Fixed reamer
CN101581561A Level vernier caliper
CN101556134A Tool for measuring distance between hole axis and cylindrical axis
CN101121150A Rice milling roller capable of changing bar
CN101122454A Inner hole groove diameter gauge
CN101099938A Axial regulating mechanism for rice huller rubber-covered roll
CN101100055A Inner screw taper pin dismounting tool
CN101413464A Method for manufacturing and mounting assembled cylinder cap spray pipe and specific bending tool
CN1888812A Hole-to-hole circle pulsation measuring tool
CN1887676A Lifter without cracking bucket
CN1857855A Circular guide rail bench
CN1857862A Simple indexing mechanism
CN1828091A Arc dentiform passive wheel
CN1739898A Assembled end reamer