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RES INST IRON STEEL

Overview
  • Total Patents
    133
About

RES INST IRON STEEL has a total of 133 patent applications. Its first patent ever was published in 1930. It filed its patents most often in United States, Germany and Canada. Its main competitors in its focus markets materials and metallurgy, machines and macromolecular chemistry and polymers are STK CERAMICS LAB, TOHOKU DAIGAKU KINZOKU ZAIRYO and WATANABE H.

Patent filings in countries

World map showing RES INST IRON STEELs patent filings in countries

Patent filings per year

Chart showing RES INST IRON STEELs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yajima Seishi 31
#2 Omori Mamoru 29
#3 Hayashi Josaburo 26
#4 Ototani Tohei 15
#5 Yajima S 14
#6 Omori M 13
#7 Hayashi J 13
#8 Kayano Hideo 13
#9 Hamano Masaaki 12
#10 Tohei Ototani 9

Latest patents

Publication Filing date Title
CA1107926A Silicon carbide fibers having a high strength and a method for producing said fibers
US4141726A Method for producing composite materials consisting of continuous silicon carbide fibers and beryllium
US4126242A Hydrogen-occluding alloy
US4117057A Silicon carbide sintered moldings and a method for producing the same
IT1061766B Silicon carbide fibres having high tensile strength - produced by spinning melt or soln. contg. organo-silicon polymer and heating fibres
US4100233A Silicon carbide fibers having a high strength and a method for producing said fibers
DE2112975A1 Calcium-contg ferrochrome - free of chromium oxide , by dipping the calcium material in packetted form into the melt
US3813764A Method of producing laminated pancake type superconductive magnets
DE2022077B2 Deoxidising calcium-manganese-aluminium alloy - for iron ,steel and nonferrous metals
US3540882A Metal refining agent consisting of al-mn-ca alloy
DE1270822B Silicon impact alloys for refining iron and steel
US3304174A Low oxygen-silicon base addition alloys for iron and steel refining
IE27900L Extrusion of metals.
DE1294904B Process to avoid edge cracks when rolling metal sheets, plates or strips
DE1452411A1 Extrusion of metals and alloys
DE1608738B1 METHODS FOR ELECTROLYTIC CLEANING OF METALS
US3131058A Method of manufacturing fine grained and clean steels
US3210183A Method of manufacturing nodular graphite-cast steel and-cast iron having excellent castability
DE1408888A1 Process for the production of spheroidal graphite-containing cast steel and cast iron
DE1284433B Master alloy on the basis of Fe-Si-Ca for the production of cast iron with spheroidal graphite