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TOKIN CORP

Overview
  • Total Patents
    6,231
  • GoodIP Patent Rank
    6,560
  • Filing trend
    ⇧ 19.0%
About

TOKIN CORP has a total of 6,231 patent applications. It increased the IP activity by 19.0%. Its first patent ever was published in 1983. It filed its patents most often in Japan, United States and EPO (European Patent Office). Its main competitors in its focus markets electrical machinery and energy, audio-visual technology and semiconductors are MATSUURA HITOSHI, OGAWA HIDEKI and CYNTEC CO LTD.

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Yoshida Eikichi 179
#2 Yoshida Tetsuo 178
#3 Sato Tadakuni 154
#4 Fuda Yoshiaki 149
#5 Kumasaka Katsunori 116
#6 Kamei Koji 110
#7 Otsuki Etsuo 109
#8 Ishikawa Hiroshi 98
#9 Sato Mitsuharu 95
#10 Iwata Shinichi 93

Latest patents

Publication Filing date Title
KR20210018112A Piezoelectric speaker
US2021044903A1 Piezoelectric speaker
US2021020356A1 Inductor
DE102019215489A1 Noise filter
US2021104994A1 Noise filter
JP2020004966A Circuit board and manufacturing method thereof
JP2020202354A Reactor
JP2020198406A Composite magnetic material, electric/electronic device and method for manufacturing composite magnetic material
JP2020192591A Welding torch
JP2020188351A noise filter
JP2020185576A Welding wire guide member
JP2020170822A Reactor and booster circuit
JP2020170785A Composite magnetic material and manufacturing method thereof
JP2020159895A Vibration sensor
JP2019153788A Coil component
JP2020132501A HEAT-RESISTANT HIGH MAGNETIC PERMEABILITY MnZn FERRITE
JP2020126969A Active material, electrode material, and power storage device
US2019224943A1 Laminated substrate and manufacturing method of the same
JP2020088235A Electrode material, manufacturing method of the same, and hybrid capacitor
JP2020088154A Board