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TOTSU KATSUYUKI

Overview
  • Total Patents
    266
  • GoodIP Patent Rank
    123,097
  • Filing trend
    ⇩ 100.0%
About

TOTSU KATSUYUKI has a total of 266 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 1967. It filed its patents most often in Japan, WIPO (World Intellectual Property Organization) and United States. Its main competitors in its focus markets machine tools, mechanical elements and electrical machinery and energy are YU JIANQIAO, WRIGHT TOOL CO and HYTORC DIV UNEX CORPORATION.

Patent filings per year

Chart showing TOTSU KATSUYUKIs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Totsu Katsuyuki 230
#2 Katsuyuki Totsu 20
#3 Komatsu Fumito 8
#4 Shimizu Toshimasa 2
#5 Wakabayashi Kiyoshi 1
#6 Totsu K 1
#7 Totsu Mayura 1
#8 Shimizu T 1
#9 Sugizaki Sadashige 1
#10 Wakabayashi Sei 1

Latest patents

Publication Filing date Title
JP2018155366A Screw, driver bit and screw manufacturing header punch
JP2017209748A Torque adjustment method and device for screw fastening device
JP2017113832A Screw holding type driver bit and combination with screw
JP2017090403A Screw fastening torque detection method and device of constant torque electric screwdriver
JP2017077592A Quality determination method and system of thread fastened state
JP2017057962A Combination of screw and driver bit and header punch for screw manufacturing
JP2016147317A Thread fastening state detection device of electric rotary tool, torque adjustment method of the same, and thread fastening control method by using the same
WO2015045871A1 Method and system for controlling and managing automatic screw-tightening
JP2016002629A Power source system of power tool
WO2014192469A1 Automatic thread fastening control method and device
JP2015188943A Torque limiter in constant torque electric screwdriver
JP2015182146A Screw automatic feeder in automatic driver
CN104661796A Automatic screw tightening control method and device
JP2014223711A Driver bit
JP2013240868A Method for automatic supply and mounting of screw to automatic screwdriver, and automatic screwdriver having automatic screw supply mechanism
JP2012007723A Screw
JP2011214618A Tapping screw with washer
JP2011166861A Single-phase two-pole ac synchronous motor
JP2011152625A Driver bit
JP2011101926A Drive control device for electric rotary tool