Inventor
SOEJIMA SHIGEO
JP36 patents
⚠️ This page may combine multiple inventors who share the name “SOEJIMA SHIGEO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NGK INSULATORS LTD
35 patentsUS4798693AJan 17, 1989
Method of manufacturing an electrochemical device
NGK INSULATORS LTD192 citations99
US5169513ADec 8, 1992
Electrochemical element and method of making
NGK INSULATORS LTD56 citations96
US4579643AApr 1, 1986
Electrochemical device
NGK INSULATORS LTD53 citations96
US4559126ADec 17, 1985
Electrochemical device
NGK INSULATORS LTD52 citations96
US4507394AMar 26, 1985
High electric resistant zirconia and/or hafnia ceramics
NGK INSULATORS LTD51 citations96
US4295892AOct 20, 1981
Cordierite ceramic honeycomb and a method for producing the same
NGK INSULATORS LTD55 citations96
US4280845AJul 28, 1981
Cordierite ceramic
NGK INSULATORS LTD88 citations96
US4253992AMar 3, 1981
Ceramic honeycomb composite structure, catalyst supported thereby and method of producing the same
NGK INSULATORS LTD59 citations96
US4755274AJul 5, 1988
Electrochemical sensing element and device incorporating the same
NGK INSULATORS LTD50 citations93
US4657659AApr 14, 1987
Electrochemical element
NGK INSULATORS LTD35 citations93
US4655901AApr 7, 1987
Oxygen sensor element
NGK INSULATORS LTD38 citations93
US4647364AMar 3, 1987
Electrochemical device
NGK INSULATORS LTD30 citations93
US4610741ASep 9, 1986
Process of manufacturing electrochemical device
NGK INSULATORS LTD50 citations93
US4505783AMar 19, 1985
Oxygen concentration detector and method of using same
NGK INSULATORS LTD33 citations93
US4370393AJan 25, 1983
Solid electrolytes
NGK INSULATORS LTD34 citations93
US4200552AApr 29, 1980
Catalyst carrier, catalyst and their manufacturing process
NGK INSULATORS LTD42 citations92
US5108577AApr 28, 1992
Electrochemical device
NGK INSULATORS LTD15 citations82
US4861456AAug 29, 1989
Electrochemical device
NGK INSULATORS LTD16 citations82
US4728411AMar 1, 1988
Electrochemical device
NGK INSULATORS LTD22 citations82
US4670128AJun 2, 1987
Electrochemical device
NGK INSULATORS LTD14 citations82
US4541899ASep 17, 1985
Method of heating a solid electrolyte body
NGK INSULATORS LTD17 citations82
US4541898ASep 17, 1985
Method for heating
NGK INSULATORS LTD22 citations82
US4407704AOct 4, 1983
Oxygen concentration detector and a method of detecting oxygen concentration
NGK INSULATORS LTD23 citations82
US4240890ADec 23, 1980
Oxygen partial pressure measuring device suitably adapted for internal combustion engine exhaust gases
NGK INSULATORS LTD23 citations82
US4797194AJan 10, 1989
Electrochemical element
NGK INSULATORS LTD13 citations74
US4769123ASep 6, 1988
Electrochemical device
NGK INSULATORS LTD11 citations74
US4735666AApr 5, 1988
Method of producing ceramics
NGK INSULATORS LTD12 citations74
US4585499AApr 29, 1986
Method of producing ceramics
NGK INSULATORS LTD9 citations74
US4541900ASep 17, 1985
Method for heating solid electrolyte
NGK INSULATORS LTD16 citations74
US4505803AMar 19, 1985
Oxygen concentration detector
NGK INSULATORS LTD14 citations74
US4505790AMar 19, 1985
Oxygen concentration regulation
NGK INSULATORS LTD16 citations74
US4505804AMar 19, 1985
Oxygen concentration detector
NGK INSULATORS LTD15 citations74
US4505805AMar 19, 1985
Oxygen concentration detector
NGK INSULATORS LTD12 citations74
US4505802AMar 19, 1985
Oxygen concentration detector
NGK INSULATORS LTD12 citations74
US4358428ANov 9, 1982
Method of removing nitrogen oxides from waste gas by selective contact reduction
NGK INSULATORS LTD19 citations73