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SANWA KAKO CO

Overview
  • Total Patents
    287
  • GoodIP Patent Rank
    141,420
  • Filing trend
    ⇩ 80.0%
About

SANWA KAKO CO has a total of 287 patent applications. It decreased the IP activity by 80.0%. Its first patent ever was published in 1970. It filed its patents most often in Japan, China and United States. Its main competitors in its focus markets machines, environmental technology and macromolecular chemistry and polymers are IND PROCESS CORP, KOMATSU MICHIO and RUBATEX PRODUCTS INC.

Patent filings per year

Chart showing SANWA KAKO COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yoshimura Koji 42
#2 Yoshida Iwao 35
#3 Sawara Masaaki 29
#4 Nakamura Shinya 24
#5 Obara Choji 23
#6 Shibata Tomoyoshi 22
#7 Kotani Nobuyoshi 20
#8 Nakano Isamu 20
#9 Yoshida Norio 18
#10 Miyano Yoshio 15

Latest patents

Publication Filing date Title
JP2020131527A Manufacturing method of article having color pattern
JP2020001237A Method for manufacturing patterned foam molded product
JP2019098116A Material for food production device and cleaning sponge of equipment
JP2019065151A Non-halogen flame-retardant polyolefin foam and method for producing the same
JP2018135498A Functional open-cell foam and method for producing the same
JP2018172468A Sustainable antistatic crosslinked polyolefin-based resin foam and method for producing the same
JP2018080298A Method for producing polyolefin foam, and polyolefin foam
JP2016190944A Epdm open-cell foam and method for producing the same
JP2016069545A Method and apparatus for producing crosslinked polyolefin foam
JP2015194275A target for practice
JP2015151478A cross-linked polyolefin resin foam
JP2015066795A Electric heating type block foam manufacturing apparatus
JP2015063596A Polyethylene-based open-celled foam and production method thereof
JP2015024101A Method of manufacturing brush for car washing
JP2014200756A Filter medium and method of producing the same
JP2014144999A Method for manufacturing a crosslinked polyolefin foam
JP2014126264A Target core material for shooting competition
JP2013208840A Manufacturing method of foam molded product
JP2013072052A Chloroprene rubber open-cell foam and method for producing the same
JP2012224751A Method for producing crosslinked polyolefin resin foam