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CITIZEN FINEDEVICE CO LTD

Overview
  • Total Patents
    219
  • GoodIP Patent Rank
    6,847
  • Filing trend
    ⇩ 8.0%
About

CITIZEN FINEDEVICE CO LTD has a total of 219 patent applications. It decreased the IP activity by 8.0%. Its first patent ever was published in 2011. It filed its patents most often in Japan, EPO (European Patent Office) and United States. Its main competitors in its focus markets measurement, engines, pumps and turbines and semiconductors are MAGCANICA INC, PIEZOCRYST ADVANCED SENSORICS and KULITE SEMICONDUCTOR PRODUCTS INC.

Patent filings per year

Chart showing CITIZEN FINEDEVICE CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yomoyama Masanori 26
#2 Takahashi Kazuo 26
#3 Miyamoto Mitsunori 23
#4 Kubo Toshiya 21
#5 Kanamori Yuta 17
#6 Takahashi Ikuo 14
#7 Nakagawa Hiroshi 14
#8 Nakamura Rikoku 12
#9 Iwashita Takashi 11
#10 Aeba Tetsuya 11

Latest patents

Publication Filing date Title
WO2021019839A1 Interference-type optical magnetic field sensor device
JP2021005048A Manufacturing device of liquid crystal display element
JP2020165927A Magnetic field sensor element and magnetic field sensor device
JP2020166104A Image display panel cooling device
JP2020161015A Machine tool management system, management device, and connection device connected to machine tool
JP2020163503A Manufacturing method of flow channel substrate
JP2020151793A Work-piece holding device
JP2020140076A Liquid crystal display device
JP2020134456A Pressure detector, piezo-electric module, internal combustion engine having pressure detector and method for manufacturing piezo-electric module
JP2020126007A Interference type optical magnetic field sensor device
JP2020126006A Magnetic field sensor device
JP2020121394A Centerless grinder, truing method and work-piece manufacturing method
JP2020121393A Metal component manufacturing method and metal component
JP2020093321A Ceramic ball manufacturing apparatus and manufacturing method for the same
JP2020085864A Pressure detection device
JP2020085865A Pressure detection device and method for manufacturing the same
JP2020085624A Pressure detector, circuit built-in member, and manufacturing method for pressure detector
JP2020071362A Liquid crystal display and method for manufacturing the same
JP2020071336A Analytical sample preparation method in conduction part of liquid crystal display device
JP2020051959A Surface inspection device, component manufacturing method, and program