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TAPYRUS CO LTD

Overview
  • Total Patents
    17
  • GoodIP Patent Rank
    183,668
  • Filing trend
    ⇩ 100.0%
About

TAPYRUS CO LTD has a total of 17 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2003. It filed its patents most often in Japan, WIPO (World Intellectual Property Organization) and China. Its main competitors in its focus markets chemical engineering, textiles and paper and environmental technology are GHH BASEL AG, CHEN MIAO and ZHEJIANG YUBANG FILTER MATERIAL TECH CO LTD.

Patent filings in countries

World map showing TAPYRUS CO LTDs patent filings in countries

Patent filings per year

Chart showing TAPYRUS CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Minami Shigeo 6
#2 Tamura Tomohiko 5
#3 Kin Korin 3
#4 Chida Minoru 3
#5 Kawachi Wataru 3
#6 Kawai Miki 3
#7 Kodama Jun 2
#8 Takado Yutaka 2
#9 Yasui Ryuichi 2
#10 Kouchi Wataru 2

Latest patents

Publication Filing date Title
WO2020202899A1 Melt-blown nonwoven fabric for liquid filter, layered body of said melt-blown nonwoven fabric, and liquid filter equipped with layered body
JP2019119946A Heat-resistant nonwoven fabric thin film, method for producing the same, and use of the same
KR20190053959A Electret article manufacturing apparatus and charging method of nonconductive sheet
JP2016125150A Polyphthalamide-based melt-blown nonwoven fabric, manufacturing method thereof and separator for heat resistant battery
WO2012102398A1 Melt-blown nonwoven fabric comprising ultra-fine fibers, production method therefor, and device for producing same
JP2009106824A Nonwoven fabric for air filter and air cleaning filter
JP2008214789A Method for producing electret fiber sheet
JP2008081893A Melt-blown nonwoven fabric made from polyether ether ketone, method for producing the fabric, and heat-resistant battery separator made of the fabric
JP2006161235A Polypropylene melt-blown nonwoven fabric with resistance to metallic deterioration
JP2005131485A High performance air filter
JP2005131484A Washable filter
JP2005120535A Liquid crystal polyester melt blow nonwoven fabric and method for producing the same
JP2004348984A Melt blow unwoven fabric made of polyphenylene sulfide, its manufacturing method and separator made of the same