Hiroo Imamura

Gas sensor for vehicle engine having a double-pipe cover

Gas sensing element employable in an exhaust system of an internal combustion engine

Piezoelectric ceramics and piezoelectric transformer formed therefrom

Gas sensor element and method for manufacturing same

Electrochemical catalyst for exhaust gas cleaning

Air-fuel ratio sensor used in atmosphere of unburned gas, e.g. exhaust gas, comprises cylindrical housing containing air-fuel ratio sensor element, cover on atmosphere side, and cover on measuring gas side

Structure of gas sensor element designed to minimize error of sensor output

Gas sensor element with sensor cell and oxygen monitor at substantially the same location in the gas flow

Catalyst material, electrode for gas sensor including the same, gas sensor and manufacturing method for them

Gassensorelement und Verfahren zur Herstellung desselben Gas sensor element and method of manufacturing the same