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YOSHIKAWA KASEI KK

Overview
  • Total Patents
    55
  • GoodIP Patent Rank
    139,770
  • Filing trend
    ⇩ 33.0%
About

YOSHIKAWA KASEI KK has a total of 55 patent applications. It decreased the IP activity by 33.0%. Its first patent ever was published in 1990. It filed its patents most often in Japan. Its main competitors in its focus markets machines, electrical machinery and energy and optics are ENGINEERING & RES ASSOCIATES I, AKUTOWAN KK and KOPPERSCHMIDT & CO CARL W.

Patent filings in countries

World map showing YOSHIKAWA KASEI KKs patent filings in countries
# Country Total Patents
#1 Japan 55

Patent filings per year

Chart showing YOSHIKAWA KASEI KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Mizota Toyohiko 16
#2 Matsumoto Toru 8
#3 Fukuda Hiroshi 7
#4 Akamine Naoki 6
#5 Adachi Kiyoyasu 6
#6 Shimauchi Kuninobu 5
#7 Sasaki Yoshitoshi 4
#8 Makino Morio 3
#9 Shiyama Hisafumi 3
#10 Suzuki Hiroaki 3

Latest patents

Publication Filing date Title
JP2020079543A Cover body for underfloor storage or access port
JP2020118002A Mounting structure for frame body of floor opening
JP2019094757A Member for foundation inspection port
JP2020066941A Drain plug of foundation
JP2018193084A Simple pallet member
JP2018178397A Fixed aid of foaming resin heat insulation material and fixing structure of foaming resin heat insulation material using fixed aid
JP2018168629A Rotary grip device for floor opening lid
JP2018059276A Foundation packing member
JP2017101535A Temporary support member of exterior material
JP2018039540A Simple pallet
JP2017173658A Optical element and manufacturing method therefor
JP2016121500A Underfloor ventilation member
JP2015113591A Underfloor storage shed and cover body for inspection port
JP2012193498A Frame body for underfloor structure
JP2012122306A Insulation structure of underfloor structure
JP2012002000A Heat insulating member for house
JP2010153373A Lighting lens and lighting system
JP2010218865A Light guide plate and manufacturing method therefor, as well as, lighting system using the light guide plate
JP2010086832A Light guide plate, light diffusion plate, and lighting module
JP2009252524A Lighting device, furniture and module for lighting