Chemistry: electrical and wave energy – Apparatus – Electrolytic
Reexamination Certificate
2009-04-14
2011-10-18
Bell, Bruce (Department: 1759)
Chemistry: electrical and wave energy
Apparatus
Electrolytic
C204S426000, C204S428000
Reexamination Certificate
active
08038861
ABSTRACT:
A laminated gas sensor element extending in a longitudinal direction and having a detection part including a plate-shaped element body which has a heater layer having an embedded resistance heating body and a detection layer laminated to the heater layer and having a vertical surface along a lamination direction and a horizontal surface perpendicular to the lamination direction; and a porous protective layer coating the vertical surface and the horizontal surface of the element body constituting the detection part, wherein a thickness of the protective layer formed on the vertical surface is thicker than a thickness of the protective layer formed on the horizontal surface.
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Furuta Nobuo
Nakayama Yuya
Yoshida Shin
Bell Bruce
NGK Spark Plug Co. Ltd.
Sughrue & Mion, PLLC
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