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TOKYO WELD CO LTD

Overview
  • Total Patents
    372
  • GoodIP Patent Rank
    17,651
  • Filing trend
    ⇧ 111.0%
About

TOKYO WELD CO LTD has a total of 372 patent applications. It increased the IP activity by 111.0%. Its first patent ever was published in 1998. It filed its patents most often in Japan, Taiwan and Republic of Korea. Its main competitors in its focus markets packaging and shipping, measurement and audio-visual technology are TOKYO WELLS CO LTD, NA SEUNG OK and SUZHOU HIROSE OPTO CO LTD.

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Kojima Tomoyuki 94
#2 Chiba Minoru 36
#3 Kodaira Akihisa 31
#4 Kodera Katsuyoshi 26
#5 Ogasawara Fukashi 24
#6 Yoshizawa Seiji 23
#7 Abe Hiroaki 23
#8 Mizuno Kenji 20
#9 Hirakawa Fumihiro 18
#10 Sakai Shuichi 18

Latest patents

Publication Filing date Title
WO2020080025A1 Non-destructive automated inspection system
SG10201903638SA Electronic part storage apparatus
CN111824560A Electronic component storage device
KR20200116222A Electronic component storage device
TWI681914B Electric components storage device capable of rapidly and firmly guiding and storing electric components without causing breakage or damage
WO2019146681A1 Vacuum suction arm, collet holder, and nozzle collet
TW201936345A Vacuum suction arm and collet
KR20180116745A Method for determining work inspection result
JP2019137449A Electric part storage device
JP2019086397A Carrier device, method for carrying, and appearance inspection device
JP2019029270A Route selection system
JP2019008739A Image processing method and defect inspection method
JP2018194473A Device and method for inspecting appearance of workpiece
JP2018196206A Stepping motor driving device and stepping motor driving method
JP2018165712A Inspection result determination method for work
JP2017194425A Defect inspection method and defect inspection system
JP2017044579A Work appearance inspection device and work appearance inspection method
JP2016125965A Work characteristic measuring device and work characteristic measuring method
JP2016038362A Visual inspection device and visual inspection method for transparent substrate
JP2016012978A Driving method of piezoelectric actuator, and drive circuit