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SUMIDA CORP

Overview
  • Total Patents
    1,352
  • GoodIP Patent Rank
    3,579
  • Filing trend
    ⇧ 2.0%
About

SUMIDA CORP has a total of 1,352 patent applications. It increased the IP activity by 2.0%. Its first patent ever was published in 1999. It filed its patents most often in Japan, China and United States. Its main competitors in its focus markets electrical machinery and energy, telecommunications and machines are SUMIDA Components & Modules GmbH, CHANG SUNG CORP and UNITED TRANSFORMER CORP.

Patent filings per year

Chart showing SUMIDA CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Miyazaki Hiroyuki 111
#2 Kawarai Mitsugu 89
#3 Meguro Fumihito 75
#4 Sano Kan 74
#5 Rokuka Takanobu 70
#6 Fushimi Tadayuki 68
#7 Tanaka Kei 56
#8 Yamada Satoru 55
#9 Oki Juichi 54
#10 Sakamoto Shinichi 48

Latest patents

Publication Filing date Title
JP2020188520A Antenna device
EP3767816A1 Current detection device
CN112185669A Framework for reactor, reactor and manufacturing method of reactor
US2021006169A1 Power supply system and dc/dc converter
EP3767652A1 Magnetic coupling reactor apparatus
WO2021002099A1 Coil component, electrical appliance with coil component, and coil component attachment method
JP2020127231A Antenna device and manufacturing method of antenna device
US2020203052A1 Coil component
JP2020102610A Coil component
JP2020202325A Thermally-cured body of metal magnetic composite material
JP2020198395A Inductor
JP2020191393A Coil component and manufacturing method thereof
JP2020186932A Electronic component evaluation method, electronic component evaluation device and electronic component evaluation program
JP2019161233A Antenna coil device
JP2020176994A Exciting light irradiation device and exciting light irradiation method
JP2020134415A Measuring apparatus
JP2020126909A Coil component
JP2020127086A Antenna device and antenna device manufacturing method
JP2020109807A Flat type transformer
JP2020106352A Excitation light irradiation device and excitation light irradiation method