Parkhurst & Wendel, L.L.P.
Gas sensor
RACTS OF JAPAN; vol. 017, No. 231 (P-1532); May 11, 1993 & JP 04 359145 A (MITSUBISHI MOTORS CORP); Dec. 11, 1992 *abstract*. LREP FRM Parkhurst & Wendel, L.L.P. 
NGK Insulators, Ltd.
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Nobuhide Yasuhiko
Kato Hamada