Inventor
OHNISHI HISAO
JP37 patents
⚠️ This page may combine multiple inventors who share the name “OHNISHI HISAO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
OSAKA GAS CO LTD
33 patentsUS5432710AJul 11, 1995
Energy supply system for optimizing energy cost, energy consumption and emission of pollutants
OSAKA GAS CO LTD317 citations97
US6432570B1Aug 13, 2002
Fuel electrode for solid electrolyte fuel cells and a method of manufacturing the electrode
OSAKA GAS CO LTD15 citations92
US6276217B1Aug 21, 2001
Method of measuring fluid flow by analyzing the fluorescent emissions of tracer particles in the fluid
OSAKA GAS CO LTD20 citations91
US5979245ANov 9, 1999
Method of measuring fluid flow by analyzing the fluorescent emissions from tracer particles in the fluid
OSAKA GAS CO LTD19 citations91
US5286580AFeb 15, 1994
Fuel electrode for solid electrolyte fuel cells and a method for manufacture of the electrode
OSAKA GAS CO LTD18 citations79
US6054232AApr 25, 2000
Fuel electrode for solid electrolyte fuel cells and a method for manufacture of the electrode
OSAKA GAS CO LTD10 citations73
US5863503AJan 26, 1999
Nitrogen oxide detecting sensor and method of manufacturing the same
OSAKA GAS CO LTD7 citations72
US5810984ASep 22, 1998
Nitrogen oxide sensor and method of manufacturing the sensor
OSAKA GAS CO LTD7 citations72
US5734091AMar 31, 1998
Method of manufacturing nitrogen oxide sensor, and nitrogen oxide sensor manufactured by the method and material therefor
OSAKA GAS CO LTD10 citations72
US6306351B1Oct 23, 2001
Nitrogen oxides detection method, and sensor element for detection of nitrogen oxides
OSAKA GAS CO LTD11 citations69
US10823718B2Nov 3, 2020
Gas alarm, control device and program
OSAKA GAS CO LTD3 citations68
US12476262B2Nov 18, 2025
Metal support, electrochemical element, electrochemical module, electrochemical device, energy system, solid oxide fuel cell, solid oxide electrolysis cell, and method for producing metal support
OSAKA GAS CO LTD0 citations62
US12110598B2Oct 8, 2024
Manufacturing method for alloy material, alloy material, electrochemical element, electrochemical module, electrochemical device, energy system and solid oxide fuel cell
OSAKA GAS CO LTD0 citations62
US11767586B2Sep 26, 2023
Manufacturing method for alloy material, alloy material, electrochemical element, electrochemical module, electrochemical device, energy system and solid oxide fuel cell
OSAKA GAS CO LTD0 citations62
US11749824B2Sep 5, 2023
Metal plate, electrochemical element, electrochemical module, electrochemical device, energy system, solid oxide fuel cell, and method for manufacturing metal plate
OSAKA GAS CO LTD0 citations62
US11677080B2Jun 13, 2023
Electrochemical element, electrochemical module, solid oxide fuel cell and manufacturing method
OSAKA GAS CO LTD1 citations62
US11670779B2Jun 6, 2023
Metal support for electrochemical element, electrochemical element, electrochemical module, electrochemical device, energy system, solid oxide fuel cell, solid oxide electrolytic cell, and method for manufacturing metal support
OSAKA GAS CO LTD0 citations62
US11233262B2Jan 25, 2022
Electrochemical element, electrochemical module, electrochemical device, energy system, solid oxide fuel cell and manufacturing method for electrochemical element
OSAKA GAS CO LTD0 citations62
US11228041B2Jan 18, 2022
Electrochemical device, energy system and solid oxide fuel cell
OSAKA GAS CO LTD0 citations62
US11189839B2Nov 30, 2021
Metal-supported electrochemical element, solid oxide fuel cell and method of manufacturing such metal-supported electrochemical element
OSAKA GAS CO LTD0 citations62
US11189838B2Nov 30, 2021
Metal-supported electrochemical element, solid oxide fuel cell and method of manufacturing such metal-supported electrochemical element
OSAKA GAS CO LTD0 citations62
US10892493B2Jan 12, 2021
Metal-supported electrochemical element, solid oxide fuel cell and method of manufacturing such metal-supported electrochemical element
OSAKA GAS CO LTD0 citations62
US6864204B2Mar 8, 2005
Fuel electrode for solid electrolyte fuel cells and a method for manufacture of the electrode
OSAKA GAS CO LTD3 citations62
US5980833ANov 9, 1999
Carbon monoxide sensor
OSAKA GAS CO LTD5 citations57
US12529151B2Jan 20, 2026
Electrolysis cell unit, electrolysis cell device, hydrocarbon production system, and production method and use method of electrolysis cell unit
OSAKA GAS CO LTD0 citations52
US12278408B2Apr 15, 2025
Electrochemical element, electrochemical module, electrochemical device, and energy system
OSAKA GAS CO LTD0 citations52
US12230847B2Feb 18, 2025
Electrochemical element, electrochemical module, electrochemical device, and energy system
OSAKA GAS CO LTD0 citations52
US12142799B2Nov 12, 2024
Electrochemical element stack, electrochemical element, electrochemical module, electrochemical device, and energy system
OSAKA GAS CO LTD0 citations52
US11978937B2May 7, 2024
Electrochemical element, electrochemical module, electrochemical device, and energy system
OSAKA GAS CO LTD0 citations52
US12119526B2Oct 15, 2024
Metal support for electrochemical element, electrochemical element, electrochemical module, electrochemical device, energy system, solid oxide fuel cell, solid oxide electrolytic cell, and method for manufacturing metal support
OSAKA GAS CO LTD0 citations51
US10347929B2Jul 9, 2019
Electrochemical element, solid oxide fuel cell, and methods for producing the same
OSAKA GAS CO LTD0 citations51
US10020527B2Jul 10, 2018
Electrochemical element, solid oxide fuel cell, and methods for producing the same
OSAKA GAS CO LTD0 citations51
US11967740B2Apr 23, 2024
Electrochemical element, electrochemical element stack, electrochemical module, electrochemical device, and energy system
OSAKA GAS CO LTD0 citations47