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BIG DAISHOWA CO LTD

Overview
  • Total Patents
    43
  • GoodIP Patent Rank
    38,508
  • Filing trend
    ⇩ 15.0%
About

BIG DAISHOWA CO LTD has a total of 43 patent applications. It decreased the IP activity by 15.0%. Its first patent ever was published in 2002. It filed its patents most often in EPO (European Patent Office), WIPO (World Intellectual Property Organization) and China. Its main competitors in its focus markets machine tools, measurement and machines are CHONGQING DUCHENG RONGFENG MACHINERY MFG CO LTD, AUTOMATOW TOKARSKICH FAB and KONSTANTINOV ALEKSANDR A.

Patent filings per year

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

Focus industries

# Industry
#1 Machine tools
#2 Measurement
#3 Machines

Top inventors

# Name Total Patents
#1 Nakatani Joji 11
#2 Doi Masayuki 10
#3 Funashoku Akihito 9
#4 Yauchi Masataka 9
#5 Maegawa Naoki 9
#6 Uemura Kouichi 8
#7 Kumasaki Shunsuke 8
#8 Oohashi Reina 8
#9 Suruga Hirokazu 7
#10 Ozaki Hirotsune 5

Latest patents

Publication Filing date Title
WO2021053810A1 Hydrochuck
WO2020039539A1 Misalignment measurement device
JP2018185319A Tool shape measuring device
WO2019167242A1 Balance and oscillation adjustment system for rotary tool, balance and oscillation measurement device, balance and oscillation adjustment method, and tool holder
JP2019135074A Chip removal tool
TW201842991A Chucking device
CN110573295A Clamping piece device
US2019381577A1 Tool clamping method of tool holder and the tool holder
US2019118269A1 Tool chuck, tool holding method and tool removing method
EP3492221A1 Misalignment-measuring device
JP2018001327A Ic tag attachment structure
WO2017154145A1 Chuck for tools
US2018297166A1 Tool shape measuring apparatus