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TOHOKU DOUTETSU KK

Overview
  • Total Patents
    11
About

TOHOKU DOUTETSU KK has a total of 11 patent applications. Its first patent ever was published in 1984. It filed its patents most often in Japan and United Kingdom. Its main competitors in its focus markets telecommunications, basic materials chemistry and materials and metallurgy are VERO IND IP PTY LTD, SUZUKA FINE CO LTD and ZUNYI HENGXIN CHEMICAL CO LTD.

Patent filings in countries

World map showing TOHOKU DOUTETSU KKs patent filings in countries
# Country Total Patents
#1 Japan 10
#2 United Kingdom 1

Patent filings per year

Chart showing TOHOKU DOUTETSU KKs patent filings per year from 1900 to 2020

Focus technologies

# Technology
#1 Coating compositions
#2 Building materials
#3 Antennas

Top inventors

# Name Total Patents
#1 Matsubara Yasushi 10
#2 Miyagawa Minoru 7
#3 Takahashi Masanori 7
#4 Sato Kimiya 1

Latest patents

Publication Filing date Title
JPH0655265A Production method of panel box
GB8721458D0 Durable epoxy resin paint composition
JPS64166A Modified epoxy resin paint
JPS63122764A Durable epoxy resin paint
JPS62273082A Formation of acid resistant film
JPS62238386A Electrode plate
JPS62184852A Method of forming chemical-resistant film
JPS62139892A Electrode plate
JPS61275181A Concrete painting method
JPS61109304A Production of radar reflector
JPS6142578A Epoxy resin coating containing stainless steel