The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 25, 2019
Filed:
Oct. 16, 2014
Applicant:
Ngk Spark Plug Co., Ltd., Nagoya-shi, Aichi, JP;
Inventors:
Takeshi Sugiyama, Ichinomiya, JP;
Masayuki Motomura, Komaki, JP;
Toshiya Matsuoka, Gifu, JP;
Keisuke Tashima, Kasugai, JP;
Assignee:
NGK SPARK PLUG CO., LTD., Aichi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 15/06 (2006.01); G01L 3/00 (2006.01); G01M 15/10 (2006.01); G01P 3/00 (2006.01); H01J 49/02 (2006.01); H01T 23/00 (2006.01); G01N 15/00 (2006.01);
U.S. Cl.
CPC ...
G01N 15/0656 (2013.01); G01L 3/00 (2013.01); G01M 15/102 (2013.01); G01N 15/0606 (2013.01); G01P 3/00 (2013.01); H01J 49/02 (2013.01); H01T 23/00 (2013.01); G01N 2015/0046 (2013.01);
Abstract
A particulate amount determination section of a particulate measurement system corrects a measurement signal or the amount of particulates determined from the measurement signal based on one or a plurality of three operating condition parameters selected from speed of the vehicle, rotational speed of the internal combustion engine and torque of the internal combustion engine.