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CHEN BO-SHEN

Overview
  • Total Patents
    15
About

CHEN BO-SHEN has a total of 15 patent applications. Its first patent ever was published in 2005. It filed its patents most often in Taiwan and United States. Its main competitors in its focus markets machine tools and machines are PUZIO DANIEL, DUNHAM TOOL COMPANY INC and FISCHER DAVID.

Patent filings in countries

World map showing CHEN BO-SHENs patent filings in countries
# Country Total Patents
#1 Taiwan 8
#2 United States 7

Patent filings per year

Chart showing CHEN BO-SHENs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Chen Bo-Shen 15
#2 Hasegawa Shuuichi 1

Latest patents

Publication Filing date Title
US2013319184A1 Reversing device for a ratchet wrench
TW201201964A Direction changing structure for a ratchet hand tool
US2011127054A1 Chisel adapter
TW201034812A Inserting groove structure for a toolbox
US2009000432A1 Tool Head Structure
TW200833473A Device having a function of quickly replacing a drill bit with a screwdriver head sleeve
TW200823020A An assembly for an adapter
TW200742639A A sleeve structure for assembling and disassembling a wing-shaped nut
TW200736008A Magnetic attracting structure for a sleeve tool
TWI266664B A bit for removing damaged screws(second)
TWI277471B A bit for removing damaged screws