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DUPLO SEIKO CORP

Overview
  • Total Patents
    828
  • GoodIP Patent Rank
    8,591
  • Filing trend
    ⇩ 38.0%
About

DUPLO SEIKO CORP has a total of 828 patent applications. It decreased the IP activity by 38.0%. Its first patent ever was published in 1980. It filed its patents most often in Japan, WIPO (World Intellectual Property Organization) and China. Its main competitors in its focus markets packaging and shipping, textiles and paper and environmental technology are KAMPF SCHNEID UND WICKELTECHNIK GMBH & CO KG, HOBEMA MASCHF HERMANN and MULTIGRAF AG.

Patent filings per year

Chart showing DUPLO SEIKO CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Sugiyama Yoshihide 79
#2 Ota Ryuichi 66
#3 Wada Akira 54
#4 Kawaguchi Akira 54
#5 Higashimoto Yoshihisa 50
#6 Yamamoto Kazuya 47
#7 Oiwa Hideki 47
#8 Oiwa Hidenori 46
#9 Oota Ryuichi 43
#10 Maeda Takaaki 43

Latest patents

Publication Filing date Title
JP2021004142A Paper processing apparatus
EP3805912A1 Processing job generation apparatus and sheet processing system
EP3770090A1 Control apparatus and feeding apparatus
JP2020125214A Processing device
JP2021008347A Paper folding device
JP2019167164A Sheet folding and bonding device
JP2020175463A Sheet processing device
JP2020172268A Envelope sealing device and sealing device
JP2020160229A Intermediate buffer device and processing system including the device
JP2020153040A Used paper processor
JP2020143398A Paper processing apparatus
JP2020131569A Stencil printer
JP2020093414A Duplex printing device
JP2020090735A Sheet forming device
JP2020069653A Bookbinding apparatus
JP2019011205A Sheet separation transport system
JP2019048462A Plate making device, stencil printing machine, and master roll
JP2020026006A Paper processing device
JP2019217749A Bookbinding device
JP2019183319A Papermaking apparatus