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TOKYO KEIKI INC

Overview
  • Total Patents
    188
  • GoodIP Patent Rank
    15,393
  • Filing trend
    ⇩ 23.0%
About

TOKYO KEIKI INC has a total of 188 patent applications. It decreased the IP activity by 23.0%. Its first patent ever was published in 2005. It filed its patents most often in Japan, WIPO (World Intellectual Property Organization) and China. Its main competitors in its focus markets measurement, telecommunications and control are RICHWAVE TECH CORPORATION, RICHWAVE TECHNOLOGY CORP and CHENGDU GUOTENG ELECTRONIC TECHNOLOGY CO LTD.

Patent filings per year

Chart showing TOKYO KEIKI INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hane Fuyuki 21
#2 Okamura Nobuyuki 14
#3 Ito Satoshi 12
#4 Hirano Shunichi 11
#5 Sagawa Takao 11
#6 Arakane Hiroomi 11
#7 Arai Masayuki 11
#8 Tamaki Takayuki 10
#9 Ushikubo Takayuki 10
#10 Mimura Toru 9

Latest patents

Publication Filing date Title
WO2020230782A1 Impedance matching device
WO2020090863A1 Error correction apparatus
WO2020090862A1 Steering wheel angle control device
WO2020090864A1 Steering wheel angle control device
WO2020054654A1 Automatic steering control device
JP2020201616A Image processing device, image processing program, and image processing method
WO2020240791A1 Movement device
JP2020186977A Radar system
WO2019203335A1 Automatic steering device for vessels
JP2020177329A Cover device
JP2020140006A display
JP2020118090A Piston type hydraulic device and manufacturing method thereof
WO2019111988A1 Electronic sea chart device and skill evaluation system
JP2020085466A Error correction device and distance measurement device
JP2020059065A Suction apparatus
JP2020044934A Navigation support device for vessel
JP2020042479A Reconfigurable processor
JP2020032902A Automatic steering device for ship
JP2020012687A Method of manufacturing three-dimensional structural member, method of manufacturing acceleration pickup member, acceleration pickup member, and acceleration sensor
JP2020009293A Driving system, host ic, and target ic