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:
May. 08, 2018
Filed:
Dec. 09, 2015
Applicant:
Denso Corporation, Kariya, Aichi-pref., JP;
Inventor:
Junzo Yamaguchi, Kariya, JP;
Assignee:
DENSO CORPORATION, Kariya, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01F 1/684 (2006.01); F02D 41/18 (2006.01); G01F 1/69 (2006.01); G01F 1/696 (2006.01); G01F 1/72 (2006.01); G01F 5/00 (2006.01); G01F 15/02 (2006.01); G01K 13/02 (2006.01);
U.S. Cl.
CPC ...
G01F 1/684 (2013.01); F02D 41/18 (2013.01); G01F 1/69 (2013.01); G01F 1/696 (2013.01); G01F 1/72 (2013.01); G01F 5/00 (2013.01); G01F 15/024 (2013.01); G01K 13/02 (2013.01); F02D 2200/0414 (2013.01); F02D 2200/0418 (2013.01); G01F 1/6842 (2013.01); G01K 2013/024 (2013.01);
Abstract
An airflow meter includes a flow rate sensor for measuring a flow rate of intake air sucked into an engine, a humidity sensor that outputs an intake air humidity signal in accordance with humidity of the intake air, an intake air temperature sensor that outputs an intake air temperature signal in accordance with temperature of the intake air, and a humidity correction section that corrects the intake air humidity signal based on the intake air temperature signal.