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SEIBU GOMU KAGAKU KK

Overview
  • Total Patents
    49
About

SEIBU GOMU KAGAKU KK has a total of 49 patent applications. Its first patent ever was published in 1966. It filed its patents most often in United States, United Kingdom and Canada. Its main competitors in its focus markets environmental technology, civil engineering and mechanical elements are MYTILUS SRL, HAMADA HIDETO and ARTIFICIAL SURF REEFS LTD.

Patent filings in countries

World map showing SEIBU GOMU KAGAKU KKs patent filings in countries

Patent filings per year

Chart showing SEIBU GOMU KAGAKU KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Narabu Jiro 9
#2 Takada S 7
#3 Takada Sadaharu 4
#4 Narabu J 4
#5 Kumazawa M 2
#6 Miura Misao 2
#7 Michio Kumazawa 2
#8 Kumazawa Michio 2
#9 Jiro Narabu 1

Latest patents

Publication Filing date Title
DE2133380A1 FENDER FOR LARGE SHIPS
IE34644B1 Fenders for attachment to docks,quays and the like
DK155429B Rectangular, rodformed fender, name for large ships
NL166998B Pad.
GB1321663A Fenders
US3680851A Fender with cushion board
GB1311780A Fenders for use on docks quays harbours or the like
US3788082A Assembled fender unit
GB1194118A Dock Fender
US3555832A Fender
GB1241315A Wharf fender
US3507123A Fender for dock wall
GB1186090A Device for Fitting Attachments to Quay-Walls and the like.
US3418816A Fender for protecting ships alongside a fixed structure
GB1162268A Marine Fender Assemblies
GB1098276A Ship's fender
CA910651A Fender
CA875279A Fender for dock wall
CA905138A Fender assembly and method of assembling it
CA830187A Fender