Learn more

TOYO RUBBER CHEMICAL IND CO

Overview
  • Total Patents
    326
About

TOYO RUBBER CHEMICAL IND CO has a total of 326 patent applications. Its first patent ever was published in 1970. It filed its patents most often in Japan, United States and EPO (European Patent Office). Its main competitors in its focus markets machines, macromolecular chemistry and polymers and environmental technology are JAPAN STYRENE PAPER CORP, HOWTECH CORP LTD and ASTRO VALCOUR INC.

Patent filings in countries

World map showing TOYO RUBBER CHEMICAL IND COs patent filings in countries

Patent filings per year

Chart showing TOYO RUBBER CHEMICAL IND COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kumasaka Sadao 171
#2 Tada Satomi 130
#3 Horikoshi Shigeo 87
#4 Katsuki Koretoshi 47
#5 Kobayashi Akio 34
#6 Kosuge Hisao 32
#7 Fujii Osamu 32
#8 Kishimoto Toshio 30
#9 Kiyojiyou Kousaburou 18
#10 Taniguchi Hiroshi 17

Latest patents

Publication Filing date Title
JPH04209616A Production of polyurethane foam
JPH0431014A Manufacture of ceiling material
JPH0428535A Manufacture of polyvinyl chloride resin foam
JPH0428511A Manufacture of cushioning body
JPH03258530A Polyurethane foam sheet and manufacture thereof
JPH03175009A Manufacture of cushion body for car
JPH03164213A Preparation of cushion body for vehicle
JPH0393516A Preparation of polyurethane foam
JPH0345313A Manufacture of cushioning body
JPH0345314A Mold release agent coating jig
JPH0340599A Manufacture of material for speaker edge
JPH0339212A Manufacture of structural material
JPH0334812A Production of polyurethane foam
JPH02212109A Jig for manufacturing cushioning body
JPH02212110A Mold for molding
JPH02212108A Mold clamping jig
JPH01311168A Antimicrobial urethane foam and raw material composition for producing the same foam
CA1217600A Manufacturing method of asphalt foam
AU2319084A Asphalt foam
JPS60137381A Production of cushion body