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HITACHI METALS LTD

Overview
  • Total Patents
    27,494
  • GoodIP Patent Rank
    230
  • Filing trend
    ⇧ 30.0%
About

HITACHI METALS LTD has a total of 27,494 patent applications. It increased the IP activity by 30.0%. Its first patent ever was published in 1966. It filed its patents most often in Japan, United States and China. Its main competitors in its focus markets materials and metallurgy, electrical machinery and energy and machines are TIANCHANG CITY ZHAOTIAN MAGNETOELECTRICITY TECH CO LTD, NEOMAX CO LTD and FED GOSUDARSTVENNOE UNITARNOE PREDPRIJATIE VSEROSSIJSKIJ NAUCHNO-ISSLEDOVATELSKIJ INST AVIATSIONNYKH.

Patent filings per year

Chart showing HITACHI METALS LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Asanae Masumi 443
#2 Yamauchi Kiyotaka 314
#3 Yoshizawa Katsuto 299
#4 Shinohara Hajime 277
#5 Takeda Shigeru 275
#6 Tawara Kazunori 274
#7 Tokunaga Masaaki 262
#8 Yamashita Keitarou 260
#9 Furuichi Shinji 250
#10 Watanabe Junichi 246

Latest patents

Publication Filing date Title
US2021123811A1 Temperature sensor, power distribution component having the same, and motor having power distribution component
JP2021009852A Manufacturing method of terminal-equipped wire and terminal-equipped wire
WO2021075561A1 Centrifugally cast composite roll for hot rolling use
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US2021093831A1 Medical braided tube assembly
US2021095796A1 Braided tube
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WO2021075211A1 Ceramic honeycomb structure and method for manufacturing same
WO2021065529A1 Airtight connection unit, airtight connection assembly, airtight container and vaporizer, as well as method for manufacturing airtight connection assembly
JP2021002377A Device and method for assisting with design of wire harnesses
JP2020205116A Wiring harness design support apparatus and design support method
JP2020198781A Wiring structure
JP2020203317A Copper-cast material
WO2021045183A1 Ni-BASED ALLOY, Ni-BASED ALLOY POWDER, NI-BASED ALLOY MEMBER, AND PRODUCT PROVIDED WITH Ni-BASED ALLOY MEMBER
WO2021045186A1 Method for manufacturing thermoelectric conversion module
US2021074905A1 Magnetostrictive type sensor temperature detecting circuit, magnetostrictive type sensor, and temperature detecting method for magnetostrictive type sensor
WO2021045143A1 Steel for knives, steel for martensitic knives, knife, and production method for steel for martensitic knives
WO2021054136A1 Target