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SHOWA CORP

Overview
  • Total Patents
    3,747
  • GoodIP Patent Rank
    1,241
  • Filing trend
    ⇩ 57.0%
About

SHOWA CORP has a total of 3,747 patent applications. It decreased the IP activity by 57.0%. Its first patent ever was published in 1992. It filed its patents most often in Japan, United States and China. Its main competitors in its focus markets transport, mechanical elements and machines are SHOWA MFG, MATHER SPRING COMPANY and MOULTON DEVELOPMENT LTD.

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Murakami Yosuke 161
#2 Murakami Harusuke 133
#3 Fujita Hiroshi 105
#4 Hama Yohei 92
#5 Kasuga Takahiro 90
#6 Ishikawa Fumiaki 88
#7 Fujisaki Akira 85
#8 Naito Tsutomu 71
#9 Tomonaga Takao 70
#10 Nakano Gota 59

Latest patents

Publication Filing date Title
JP2020051625A Auxiliary member for hanging hook, and hanging hook having the same
US2020088262A1 Suspension apparatus and recording medium
US2020400131A1 Hydraulic cylinder device
WO2021053727A1 Shock absorber
US2020361586A1 Steering device and watercraft steering device
WO2021044552A1 Method of controlling suspension device, vehicle height adjustment device, and damping force adjustment device
WO2021019774A1 Two-wire-type displacement sensor device and displacement detection system
WO2021019764A1 Suspension device and front fork
WO2021019720A1 Shock absorber and saddle-type vehicle
WO2021019721A1 Shock absorber and saddle-mounted vehicle
WO2021019719A1 Shock absorber and saddle-type vehicle
JP2020023967A Vane pump device
WO2021009877A1 Shock absorber
JP2020001692A Rack shaft force estimation device
JP2021008154A Electric power steering system
JP2021004655A Seal structure of constant velocity universal joint
JP2021003949A Grounding load estimation device, control device and grounding load estimation method
JP2021003950A Grounding load estimation device, control device and grounding load estimation method
JP2020199740A Manufacturing method of bonded body
JP2020200847A Differential case