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DUCKHEUNG CO LTD

Overview
  • Total Patents
    12
  • GoodIP Patent Rank
    170,574
  • Filing trend
    ⇩ 33.0%
About

DUCKHEUNG CO LTD has a total of 12 patent applications. It decreased the IP activity by 33.0%. Its first patent ever was published in 2011. It filed its patents most often in Republic of Korea. Its main competitors in its focus markets machine tools, mechanical elements and semiconductors are CHANGZHOU JIN AN METALLURG EQUIPMENT CO LTD, JINAN FIRST MACHINE TOOL GROUP CO LTD and TIANSHUI SPARK MACHINE TOOL CO.

Patent filings in countries

World map showing DUCKHEUNG CO LTDs patent filings in countries
# Country Total Patents
#1 Republic of Korea 12

Patent filings per year

Chart showing DUCKHEUNG CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Moon Hong Man 12
#2 Kim Ki Jeong 5
#3 Kim Sang Won 5
#4 Shin Hyun Sung 4
#5 Kim Gab Yung 4
#6 Shin Hyeon Seong 3
#7 Kim Gab Young 3
#8 Lee Sun Ju 2
#9 Shin Sung Geun 1
#10 Lee Myung Hoon 1

Latest patents

Publication Filing date Title
KR20200062613A Apparatus for preventing deflection of ball screw and method therefor
KR20190142909A Apparatus for manufacturing screw and method for monitoring cutting tool
KR101954360B1 Ball screw process pivoting device having clamping structure
KR20190032698A Annealing device for both ends of ball screw
KR101857272B1 Clamping structure of screw processing apparatus
KR20180057223A Apparatus for processing serew having following vibration reduction structure
KR20180057222A Apparatus for protecting deflection of ball screw
KR101635310B1 Cylindrical grinder having linear motor transfer device and shielded heating structure
KR101554212B1 Cylindrical grinder having linear motor transfer device
KR101450125B1 Cylindrical grinding machine
KR20120088292A Buffing spindle having dust collecting function
KR20120083603A Rotary type vacuum table