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MARUTO SANGYO LTD

Overview
  • Total Patents
    27
  • GoodIP Patent Rank
    222,821
About

MARUTO SANGYO LTD has a total of 27 patent applications. Its first patent ever was published in 1984. It filed its patents most often in Japan. Its main competitors in its focus markets machines, environmental technology and packaging and shipping are FLAX V, CHUMPOWER MACHINERY CORP and FUSO SANGYO KK.

Patent filings in countries

World map showing MARUTO SANGYO LTDs patent filings in countries
# Country Total Patents
#1 Japan 27

Patent filings per year

Chart showing MARUTO SANGYO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Haraguchi Koichi 7
#2 Yamazaki Takayuki 5
#3 Hirano Shoichi 3
#4 Yasukochi Hitoshi 2
#5 Kono Yasuhiko 2
#6 Moronaga Yoshio 2
#7 Inagaki Hiromichi 2
#8 Sakota Yukio 2
#9 Inayoshi Sen 2
#10 Shinoda Yoshihiko 1

Latest patents

Publication Filing date Title
JP2017226465A Packaging bag
JP2016210423A Packaging bag
JP2014133410A Laminated film for package, packaging bag and manufacturing method therefor
JP2012171312A Method of manufacturing laminate film with perforation for packaging
JP2012116532A Lamination film for packaging adhesive skin patch, and packaging bag of adhesive skin patch using the same
JP2011031439A Two-layer packing film with perforation, and packing bag
JP2007326625A Packaging bag
JP2006306451A Packaging bag
JP2005305733A Method and film for preventing stain of end face of cylinder for printing
JP2003300538A Packaging bag and structure of opening guiding line used for packaging bag
JP2004042951A Split packaging bag
JP2003137302A Deoxidizing film bag
JP2000335654A Packaging bag for use in microwave oven
JP2000184830A Mulch film for agriculture and its production
JPH1149192A Tape-type zipper and zipper bag
JPH10129689A Synthetic resin spouted bag
JPH09175517A Forming method of tear line of packaging laminate layer or mono layer film and easily unsealable film packaging bag
JPH09169323A Production method of packaging bag
JPH08301297A Double bag
JPH08217135A Tear easy opening packing film and method and apparatus for producing the same