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SEIBU POLYMER CORP

Overview
  • Total Patents
    211
  • GoodIP Patent Rank
    70,513
  • Filing trend
    ⇩ 50.0%
About

SEIBU POLYMER CORP has a total of 211 patent applications. It decreased the IP activity by 50.0%. Its first patent ever was published in 1992. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology, machines and mechanical elements are VNII PRIMENENIYU POLIMERNYKH M, UBE JUSHI KAKO KK and HAYASHI BUSSAN HATSUMEI KENKYUSHO KK.

Patent filings in countries

World map showing SEIBU POLYMER CORPs patent filings in countries
# Country Total Patents
#1 Japan 211

Patent filings per year

Chart showing SEIBU POLYMER CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Masaka Kosei 50
#2 Asanuma Yoshinori 39
#3 Fukuda Koji 26
#4 Sasaki Kimihiko 25
#5 Konuma Takashi 20
#6 Tsuda Takeo 18
#7 Ozawa Tadatoshi 17
#8 Shikayama Kotaro 16
#9 Takano Kazuo 15
#10 Yamamoto Yuji 14

Latest patents

Publication Filing date Title
JP2020180488A Fixing structure of anchorage portion of flexible joint
JP2019173329A Fender cover
JP2019112914A Fixing structure of flexible water blocking member
JP2019007148A Fixing structure of joint material
JP2018059361A Bottom slab part structure of hybrid caisson
JP2018053160A Hydrophilic rubber composition and transport roll prepared therewith
JP2017179718A Fixing member for flexible water cutoff member
JP2017155495A Joint material and construction method of joint material
JP2017150269A Water barrier structure for joint material attachment groove
JP2017150270A Water barrier structure for joint part between structures
JP2017141580A Sluiceway structure substructure
JP2017095966A Joint structure of structure
JP2017089214A Closed conduit connection part structure
JP2016199873A Steel shell supporting member for hybrid caisson
JP2016196745A Extensible flexible joint
JP2016191234A Sealing structure for grout material, and back-up material for grout sealant
JP2016080068A Water stop member and fitting structure thereof
JP2016075108A Joint sealant and fitting structure thereof
JP2016020582A Collapsible-expandable reinforcement member and manufacturing method thereof
JP2016008378A Joint sealant and installation method therefor