Learn more

TOA DOURO KOGYO KK

Overview
  • Total Patents
    29
About

TOA DOURO KOGYO KK has a total of 29 patent applications. Its first patent ever was published in 1978. It filed its patents most often in Japan. Its main competitors in its focus markets optics, macromolecular chemistry and polymers and chemical engineering are BEXFORD LTD, WINTERBOTTOM BOOK CLOTH COMPAN and AGFA AG FUR PHOTOFABRIKATION.

Patent filings in countries

World map showing TOA DOURO KOGYO KKs patent filings in countries
# Country Total Patents
#1 Japan 29

Patent filings per year

Chart showing TOA DOURO KOGYO KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Suzuki Kishiyou 23
#2 Wakizaka Saburou 17
#3 Shiojiri Kentarou 17
#4 Hayasaka Hiroshi 10
#5 Inagaki Kenzou 5
#6 Ushijima Koushirou 5
#7 Arai Takeo 3
#8 Imamura Yoshikazu 3
#9 Nakamura Toshio 2
#10 Hirotsu Eizaburou 2

Latest patents

Publication Filing date Title
JPS60199060A Emulsion-type modified reclaimed additive composition
JPS60199058A Emulsion-type modified reclaimed additive composition
JPS60199059A Emulsion-type modified reclaimed additive composition
JPS60179459A W/o modified bituminous emulsion
JPS60179461A W/o modified bituminous emulsion
JPS60179460A W/o modified bituminous emulsion
JPS60168758A W/o bituminous emulsion
JPS60168759A W/o bituminous emulsion
JPS59233005A Waterproof construction of steel floor panel
JPS59228560A Waterproof construction of concrete floor panel
JPS59186639A Preparation of aqueous suspension of oleophilic fine powder
JPS58219260A Emulsion composition for adding to regenerated paving material
JPS58219261A Cutback-type composition for adding to regenerated paving material
JPS58204203A Regeneration and additive composition for pavement
JPS58204205A Regeneration and additive composition for pavement
JPS58201847A Regenerated additive composition for pavement
JPS58204204A Regeneration and additive composition for pavement
JPS5847057A Mixed asphalt
JPS5813806A Hydrophobic soil and method
JPS5773066A Cold waterproofing agent