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YOSHIO MASAYUKI

Overview
  • Total Patents
    25
About

YOSHIO MASAYUKI has a total of 25 patent applications. Its first patent ever was published in 1975. It filed its patents most often in Japan and China. Its main competitors in its focus markets environmental technology and electrical machinery and energy are AT BATTERY KK, A T BATTERY KK and NISHIWAKI IWAO.

Patent filings in countries

World map showing YOSHIO MASAYUKIs patent filings in countries
# Country Total Patents
#1 Japan 24
#2 China 1

Patent filings per year

Chart showing YOSHIO MASAYUKIs patent filings per year from 1900 to 2020

Focus technologies

Top inventors

# Name Total Patents
#1 Yoshio Masayuki 24
#2 Noguchi Hideyuki 13
#3 Nakamura Hitoshi 5
#4 Kuramoto Ryuji 2
#5 Ozawa Akihisa 2
#6 Nakamura Hirokichi 2
#7 Sugita Masaru 2
#8 Bui Manefu 1
#9 Ozawa Akiya 1
#10 Hideshima Yasufumi 1

Latest patents

Publication Filing date Title
JP2008205485A Positive electrode for electric double-layer capacitor using graphite and electric double-layer capacitor
JP2007227977A Positive electrode for electric double-layer capacitor using graphite and electric double-layer capacitor
JP2007305625A Pseudo-capacitance capacitor
JP2007305626A Electricity accumulation system
CN1930649A Charge storage element and electric double-layer capacitor
JP2005294780A Charge storage element and electric double-layer capacitor
JP2005285731A Battery constituting material
JP2005251713A Oxygen structure stabilization spinel
JP2004055505A Lithium secondary battery and negative electrode material therefor
JP2003309046A High energy density electric double layer capacitor
JP2003086180A Positive electrode active material of nonaqueous electrolyte secondary battery and secondary battery using it
JP2003017370A Coating paste for capacitor and electric double layer capacitor electrode
JP2002145618A Lithium-containing oxide electrode active material for lithium secondary cell
JP2001335323A Spinel manganese oxides for lithium secondary batteries
JP2000067864A Spinel-based manganese oxide for lithium secondary battery
JP2000058058A Spinel manganese oxide for lithium secondary battery
JP2000058057A Spinel manganese oxide for lithium secondary battery
JPH11307097A Fluorine-containing spinel manganese oxide for lithium secondary battery
JPH11189419A Spinel manganese oxide or lithium secondary battery
JPH07257928A Electrolytic production of manganese dioxide from carbon-manganese oxide composite dispersed bath and application to active material for positive electrode of alkali cell