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NEC ENERGY DEVICES LTD

Overview
  • Total Patents
    785
  • GoodIP Patent Rank
    4,229
  • Filing trend
    ⇩ 33.0%
About

NEC ENERGY DEVICES LTD has a total of 785 patent applications. It decreased the IP activity by 33.0%. Its first patent ever was published in 2002. It filed its patents most often in WIPO (World Intellectual Property Organization), Japan and China. Its main competitors in its focus markets environmental technology, electrical machinery and energy and machines are ENVISION AESC ENERGY DEVICES LTD, EC POWER LLC and DYNANTIS CORP.

Patent filings per year

Chart showing NEC ENERGY DEVICES LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Suzuki Toru 72
#2 Kono Yasutaka 55
#3 Kaneko Shinako 51
#4 Suzuki Shin 47
#5 Ishikawa Hitoshi 34
#6 Hirai Masanori 32
#7 Daidoji Takao 29
#8 Noguchi Takehiro 27
#9 Iriyama Jiro 26
#10 Yoshida Tadahiro 24

Latest patents

Publication Filing date Title
WO2019189332A1 Electrode for lithium ion battery, lithium ion battery, and electrode roll body for lithium ion battery
WO2019146520A1 Battery control device, battery pack, battery control method, and program
WO2019150903A1 Battery module
WO2019142702A1 Battery
WO2019130881A1 Battery system and holding body
CN111164787A Battery system and holder
WO2019123910A1 Battery
WO2019111616A1 Current collector electrode sheet, method of manufacturing same, battery, and method of manufacturing same
WO2019093226A1 Lithium ion secondary battery
WO2019107054A1 Method for producing paste for negative electrode production, negative electrode for batteries, battery, and method for producing negative electrode for batteries
WO2019082696A1 Separator, bag-shape separator, packaged electrode and lithium ion secondary battery
WO2019069781A1 Method for manufacturing electrode
WO2019082587A1 Water-based electrode slurry, electrode for lithium ion battery, lithium ion battery, and manufacturing method of electrode for lithium ion battery
WO2019082575A1 Current collector electrode sheet manufacturing method, compression roller, current collector electrode sheet, and battery
WO2019077931A1 Method for manufacturing electrode, electrode, and cell
CN111095668A Battery cell and battery module
WO2019049937A1 Electrode and secondary cell
WO2019054137A1 Separator manufacturing method, separator, and lithium-ion secondary battery
JP2018186097A Fixing mechanism of electrode terminal of electrode, battery pack and method for fixing electrode terminal
WO2019021728A1 Battery pack