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SHINAGAWA REFRACTORIES CO

Overview
  • Total Patents
    2,096
  • GoodIP Patent Rank
    11,237
  • Filing trend
    ⇧ 58.0%
About

SHINAGAWA REFRACTORIES CO has a total of 2,096 patent applications. It increased the IP activity by 58.0%. Its first patent ever was published in 1974. It filed its patents most often in Japan, United States and EPO (European Patent Office). Its main competitors in its focus markets materials and metallurgy, thermal processes and machines are KUROSAKI HARIMA CORP, KROSAKIHARIMA CORP and PUYANG REFRACTORIES GROUP CO LTD.

Patent filings per year

Chart showing SHINAGAWA REFRACTORIES COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Nomura Osamu 133
#2 Ichikawa Kenji 129
#3 Nakamura Ryosuke 125
#4 Yamamoto Kenji 123
#5 Asami Hajime 111
#6 Yamamura Takashi 98
#7 Sugimoto Hiroyuki 95
#8 Ozaki Yukio 91
#9 Osada Mototsugu 84
#10 Uchida Shigeki 78

Latest patents

Publication Filing date Title
JP2020175445A Mold powder
JP2020082191A Submerged nozzle for continuous casting of steel
JP2020175413A Mold powder
JP2020151718A Continuous casting immersion nozzle
JP2020146719A Mold powder and method of producing medium-carbon steel
JP2020147764A Lance pipe
JP2020132487A Production method of magnesia carbon brick for lining of steel refining furnace
JP2020132459A Magnesia-spinel based refractory brick
JP2020128320A Magnesia-spinel refractory
JP2020125220A Silicon nitride refractory
JP2020121907A Magnesia carbon refractory composition and method for producing magnesia carbon brick
JP2020121320A MOLD POWDER AND CONTINUOUS CASTING METHOD FOR HIGH Mn STEEL
JP2020093942A Taphole plugging material and manufacturing method thereof
JP2020066540A Magnesia carbon refractory material
JP2020046107A Balancer for brick construction and brick construction method
JP2020041656A Flow rate variable valve, fireproof material spraying device and fireproof material spraying method
JP2020032427A Sliding-gate type plate refractory
JP2020032428A Mold powder for steel continuous casting
JP2019217538A Sliding plate refractory
JP2019184123A Lance for hot repair