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CHUO DENKI KOGYO CO LTD

Overview
  • Total Patents
    74
  • GoodIP Patent Rank
    120,287
About

CHUO DENKI KOGYO CO LTD has a total of 74 patent applications. Its first patent ever was published in 1975. It filed its patents most often in Japan, China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets materials and metallurgy, environmental technology and electrical machinery and energy are UMICORE S A NV, OVONIC BATTERY CO INC and DERAFE LTD.

Patent filings per year

Chart showing CHUO DENKI KOGYO CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Nagata Tatsuo 21
#2 Negi Noriyuki 18
#3 Fujiwara Tooru 17
#4 Yamamoto Hiroshi 16
#5 Furukawa Satoru 9
#6 Yamato Koji 9
#7 Nishihara Katsuhiro 9
#8 Miyashita Takahiro 8
#9 Kitamura Hajime 8
#10 Yamamoto Koji 7

Latest patents

Publication Filing date Title
JP2017071524A Composite graphite particle and method producing the same
JP2016125068A Hydrogen storage alloy, and anode and battery
JP2016126837A Hydrogen-absorbable alloy, negative electrode, and battery
JP2016115418A Method for using silicon graphite complex particles, material for improvement of discharge capacity of graphite negative electrode for nonaqueous secondary battery, mix particle, electrode and nonaqueous electrolyte secondary battery
JP2016091762A Silicon graphite complex particle and method for manufacturing the same
WO2015041063A1 Composite particles of silicon phase-containing substance and graphite, and method for producing same
CN105189805A Raw material alloy for R-T-B-based magnet
WO2014156181A1 Starting-material alloy for r-t-b type magnet and process for producing same
JP2015060641A Silicon oxide-graphite composite particle and method for producing the same
JP2015060642A Silicon oxide-graphite composite particle and method for producing the same
JP2015060640A Alloy-graphite composite particle and method for producing the same
WO2014034494A1 Alloy particles, electrode, nonaqueous electrolyte secondary battery, and method for producing alloy particles
WO2013141104A1 Silicon-graphite composite particles and method for manufacturing same
KR20140112491A Composite graphitic particles and method for manufacturing same
CN104159685A Method for producing alloy piece for rare earth magnet and alloy piece for rare earth magnet produced thereby
CN104185513A Method for manufacturing alloy pieces and apparatus for sorting alloy pieces
CN104114305A R-T-B-Ga-BASED MAGNET MATERIAL ALLOY AND METHOD FOR PRODUCING SAME
US2014360315A1 Method of producing rare earth alloy flakes
JP2014077157A Reduction refining method for metal
JP2014043626A Method of recovering metals from burned ash in separated state