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SHIROKI CORP

Overview
  • Total Patents
    2,543
  • GoodIP Patent Rank
    2,396
  • Filing trend
    ⇩ 5.0%
About

SHIROKI CORP has a total of 2,543 patent applications. It decreased the IP activity by 5.0%. Its first patent ever was published in 1976. It filed its patents most often in Japan, WIPO (World Intellectual Property Organization) and United States. Its main competitors in its focus markets transport, civil engineering and machines are ARTHUR SAM CHESTON, HSIN CHONG MACHINERY WORKS CO and HERBERT LINWOOD SLEIGH.

Patent filings per year

Chart showing SHIROKI CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yamamoto Kenji 159
#2 Fujioka Hidehiko 118
#3 Suzuki Hiroyuki 95
#4 Hayashi Naoki 92
#5 Kinoshita Kimihiro 76
#6 Yoshihara Jiro 67
#7 Miyoshi Katsuhiko 62
#8 Muramatsu Atsushi 61
#9 Fukui Katsuhisa 61
#10 Kimura Akihiro 60

Latest patents

Publication Filing date Title
JP2020128820A Vehicular clutch unit
JP2020108859A Seat reclining device
WO2020158864A1 Vehicle door
JP2020033012A Method for attaching window regulator to vehicle
WO2020100755A1 Opening/closing body driving device and method for assembling same, and door frame assembly
WO2020100754A1 Slider structure for vehicle door, opening/closing body driving device, door frame assembly, and vehicle door slider attaching method
JP2021003985A Vehicle seat slide device
JP2021000935A Reclining device
JP2020204221A Window regulator
JP2020204219A Window regulator and assembly method thereof
JP2020204220A Window regulator and assembling method therefor
JP2020204218A Window regulator and guide rail assembly member
JP2020200621A Lock device
JP2020196391A Vehicle seat
JP2020192885A Slide device
JP2020175702A Slide device
JP2020157869A Seat slide device
JP2020159009A Window regulator and vehicle door
JP2020161328A Manufacturing method of fragile part forming material and manufacturing method of sealed battery
JP2020161329A Manufacturing method of fragile part forming material and manufacturing method of sealed battery