Inventor
MIZUTANI YOSHIHIKO
JP8 patents
Patents
8 patentsUS4927517AMay 22, 1990
NOx sensor having catalyst for decomposing NOx
NGK INSULATORS LTD136 citations97
US5028309AJul 2, 1991
Electrochemical device incorporating means for preventing reduction of solid electrolyte and insulating ceramics due to heater current leakage
NGK INSULATORS LTD22 citations92
US4882033ANov 21, 1989
Electrochemical device
NGK INSULATORS LTD36 citations92
US4645572AFeb 24, 1987
Method of determining concentration of a component in gases and electrochemical device suitable for practicing the method
NGK INSULATORS LTD45 citations92
US4582657AApr 15, 1986
Method of manufacturing electrochemical cell
NGK INSULATORS LTD31 citations92
US5027646AJul 2, 1991
Method of evaluating air-fuel ratio sensor and apparatus therefor
NGK INSULATORS LTD11 citations73
US4915815AApr 10, 1990
Sensor incorporating a heater
NGK INSULATORS LTD8 citations73
US4666566AMay 19, 1987
Method of detecting oxygen partial pressure
NGK INSULATORS LTD8 citations73