Inventor
OKUNO KAZUKI
JP46 patents
⚠️ This page may combine multiple inventors who share the name “OKUNO KAZUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO ELECTRIC INDUSTRIES
29 patentsUS9514894B2Dec 6, 2016
Electrode active material for capacitor, and capacitor using said electrode active material
SUMITOMO ELECTRIC INDUSTRIES3 citations73
US11380946B2Jul 5, 2022
Coolant and power storage pack using same
SUMITOMO ELECTRIC INDUSTRIES0 citations62
US11271215B2Mar 8, 2022
Metal porous body and current collector for nickel-metal hydride battery
SUMITOMO ELECTRIC INDUSTRIES0 citations62
US11228043B2Jan 18, 2022
Fuel battery
SUMITOMO ELECTRIC INDUSTRIES0 citations62
US11189830B2Nov 30, 2021
Aqueous solution electrolyte secondary battery
SUMITOMO ELECTRIC INDUSTRIES0 citations62
US9048025B2Jun 2, 2015
Electrode for electric storage device, electric storage device and manufacturing method of electrode for electric storage device
SUMITOMO ELECTRIC INDUSTRIES2 citations62
US11757106B2Sep 12, 2023
Porous body and fuel cell including the same
SUMITOMO ELECTRIC INDUSTRIES0 citations60
US12451478B2Oct 21, 2025
Metal porous body
SUMITOMO ELECTRIC INDUSTRIES0 citations59
US11466343B2Oct 11, 2022
Metal porous body
SUMITOMO ELECTRIC INDUSTRIES0 citations59
US10811696B2Oct 20, 2020
Porous metal body, fuel battery, and method for producing porous metal body
SUMITOMO ELECTRIC INDUSTRIES0 citations52
US9786443B2Oct 10, 2017
Capacitor and method for charging and discharging the same
SUMITOMO ELECTRIC INDUSTRIES1 citations52
US12435431B2Oct 7, 2025
Metal porous sheet, fuel cell, and water electrolysis device
SUMITOMO ELECTRIC INDUSTRIES0 citations51
US10287646B2May 14, 2019
Porous metal body and method for producing same
SUMITOMO ELECTRIC INDUSTRIES0 citations51
US10205177B2Feb 12, 2019
Porous metal body, method for manufacturing porous metal body, and fuel cell
SUMITOMO ELECTRIC INDUSTRIES0 citations51
US10128513B2Nov 13, 2018
Porous metal body and method for producing porous metal body
SUMITOMO ELECTRIC INDUSTRIES1 citations51
US10020126B2Jul 10, 2018
Three-dimensional network aluminum porous body, electrode using the aluminum porous body, and nonaqueous electrolyte battery, capacitor and lithium-ion capacitor with nonaqueous electrolytic solution, each using the electrode
SUMITOMO ELECTRIC INDUSTRIES0 citations51
US9758887B2Sep 12, 2017
Method for producing aluminum film
SUMITOMO ELECTRIC INDUSTRIES0 citations51
US9711801B2Jul 18, 2017
Three-dimensional net-like aluminum porous body, electrode using the aluminum porous body, nonaqueous electrolyte battery using the electrode, and nonaqueous electrolyte capacitor using the electrode
SUMITOMO ELECTRIC INDUSTRIES0 citations51
US9553300B2Jan 24, 2017
Electrode material; and battery, nonaqueous-electrolyte battery, and capacitor all incorporating the material
SUMITOMO ELECTRIC INDUSTRIES1 citations51
US9484570B2Nov 1, 2016
Method for producing electrode for electrochemical element
SUMITOMO ELECTRIC INDUSTRIES0 citations51
US9297091B2Mar 29, 2016
Method for producing aluminum film and method for producing aluminum foil
SUMITOMO ELECTRIC INDUSTRIES1 citations51
US9270073B2Feb 23, 2016
Three-dimensional network aluminum porous body for current collector, electrode using the aluminum porous body, and battery, capacitor and lithium-ion capacitor each using the electrode
SUMITOMO ELECTRIC INDUSTRIES0 citations51
US8377567B2Feb 19, 2013
Highly corrosion-resistant porous metal member
SUMITOMO ELECTRIC INDUSTRIES0 citations51
US7588861B2Sep 15, 2009
Battery electrode producing method of filling active material into a metal coated fabric substrate
SUMITOMO ELECTRIC INDUSTRIES0 citations51
US10164262B2Dec 25, 2018
Method for producing a porous metal body
SUMITOMO ELECTRIC INDUSTRIES0 citations50
US7879496B2Feb 1, 2011
Battery electrode substrate, battery electrode, and alkaline secondary battery including the same
SUMITOMO ELECTRIC INDUSTRIES0 citations49
US9972446B2May 15, 2018
Electrode for power storage device, power storage device, and method for manufacturing electrode for power storage device
SUMITOMO ELECTRIC INDUSTRIES0 citations46
US10797323B2Oct 6, 2020
Current collector for fuel cell, and fuel cell
SUMITOMO ELECTRIC INDUSTRIES0 citations41
US10374243B2Aug 6, 2019
Porous current collector and fuel cell
SUMITOMO ELECTRIC INDUSTRIES0 citations41
HOSOE AKIHISA
11 patentsUS8913368B2Dec 16, 2014
Three-dimensional network aluminum porous body, electrode using the aluminum porous body, and nonaqueous electrolyte battery, capacitor using nonaqueous electrolytic solution and lithium-ion capacitor using nonaqueous electrolytic solution, each using the electrode
HOSOE AKIHISA11 citations83
US8497037B2Jul 30, 2013
Current collector using three-dimensional network aluminum porous body, electrode using the current collector, and nonaqueous electrolyte battery, capacitor and lithium-ion capacitor with nonaqueous electrolytic solution, each using the electrode, and method for producing the electrode
HOSOE AKIHISA10 citations83
US9337492B2May 10, 2016
Electrochemical element
HOSOE AKIHISA2 citations61
US8465875B2Jun 18, 2013
Three-dimensional network aluminum porous body for current collector, electrode using the aluminum porous body, and battery, capacitor and lithium-ion capacitor each using the electrode
HOSOE AKIHISA2 citations61
US8728627B2May 20, 2014
Manufacturing method of aluminum structural body and aluminum structural body
HOSOE AKIHISA0 citations52
US9390866B2Jul 12, 2016
Three-dimensional network aluminum porous body for current collector, and current collector, electrode, nonaqueous electrolyte battery, capacitor and lithium-ion capacitor, each using aluminum porous body
HOSOE AKIHISA1 citations51
US9263195B2Feb 16, 2016
Three-dimensional network aluminum porous body, electrode using the aluminum porous body, and nonaqueous electrolyte battery, capacitor and lithium-ion capacitor with nonaqueous electrolytic solution, each using the electrode
HOSOE AKIHISA0 citations51
US9184435B2Nov 10, 2015
Electrode for electrochemical element and method for producing the same
HOSOE AKIHISA1 citations51
US8541134B2Sep 24, 2013
Electrode using three-dimensional network aluminum porous body, and nonaqueous electrolyte battery, capacitor and lithium-ion capacitor with nonaqueous electrolytic solution, each using the electrode
HOSOE AKIHISA0 citations51
US8528375B2Sep 10, 2013
Method for producing electrode for electrochemical element
HOSOE AKIHISA1 citations51
US8597487B2Dec 3, 2013
Method of producing aluminum structure and aluminum stucture
HOSOE AKIHISA0 citations48
OTA NOBUHIRO
2 patentsUS8902566B2Dec 2, 2014
Capacitor, and method for producing the same
OTA NOBUHIRO2 citations61
US9123961B2Sep 1, 2015
Three-dimensional net-like aluminum porous body, electrode using the aluminum porous body, nonaqueous electrolyte battery using the electrode, and nonaqueous electrolyte capacitor using the electrode
OTA NOBUHIRO2 citations59