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CHENG CHIN-SHUN

Overview
  • Total Patents
    29
  • GoodIP Patent Rank
    213,182
About

CHENG CHIN-SHUN has a total of 29 patent applications. Its first patent ever was published in 2006. It filed its patents most often in United States and Germany. Its main competitors in its focus markets machine tools, mechanical elements and machines are GEDORE WERKZEUGFAB O DOWIDAT, CHANG YEH-CHING and CHEN CAI-QING.

Patent filings in countries

World map showing CHENG CHIN-SHUNs patent filings in countries
# Country Total Patents
#1 United States 20
#2 Germany 9

Patent filings per year

Chart showing CHENG CHIN-SHUNs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Cheng Chin-Shun 29

Latest patents

Publication Filing date Title
DE102014104703B3 Plug-in connection device for hand tools
US2015273670A1 Mounting structure for a hand tool
US9089965B1 Tool box with multiple boxes
US2015021220A1 Tool box
DE102013107140A1 toolbox
DE102012110296A1 Drive head with adjustable torsional force
US2014106889A1 Torque connector assembly
DE102011054555A1 Wrench for use with ratchet function, has pressure surface that is formed in form of spherical surface at end of sliding piece, where siding piece protrudes pressure surface from jaw surface
US8381620B1 Open wrench
DE102011001851A1 Wrench with swivel drive head
US2012247280A1 Wrench with rotatable driving head
DE102011000403A1 T-shaped wrench with adjustable power arm
US2012167726A1 T-shaped driving tool
US2010252515A1 Portable tool rack
DE102009002511A1 Rack for storing screwdrivers, has two connecting elements that are guided into locking hole and pressed against pressing edge of cover plate so that cover plate is positioned before inserting slots
US2010252512A1 Tool rack
US2009133539A1 Ratchet wheel of wrenches
US2010139460A1 Extension bar with illumination device
DE102008043902A1 wrench
US2010116099A1 Box end/open end wrench