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:
Sep. 27, 2022
Filed:
Feb. 19, 2021
Applicant:
Toyota Jidosha Kabushiki Kaisha, Aichi-ken, JP;
Inventors:
Yoshiya Yamashita, Toyota, JP;
Tetsu Yamada, Nagoya, JP;
Assignee:
TOYOTA JIDOSHA KABUSHIKI KAISHA, Aichi-ken, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01N 3/021 (2006.01); F01N 11/00 (2006.01); G07C 5/08 (2006.01); F02D 41/22 (2006.01); G07C 5/00 (2006.01);
U.S. Cl.
CPC ...
G07C 5/0808 (2013.01); F01N 3/021 (2013.01); F01N 11/00 (2013.01); F01N 11/002 (2013.01); F02D 41/22 (2013.01); G07C 5/006 (2013.01); G07C 5/0816 (2013.01); F02D 2041/224 (2013.01);
Abstract
A fuel property diagnostic device configured to diagnose properties of fuel for a vehicle includes a computer configured to diagnose the properties of the fuel for each region based on the number of vehicles with clogging. The number of vehicles with clogging is the number of vehicles in which an internal combustion engine provided with an exhaust gas control device in an exhaust passage is mounted, the exhaust gas control device includes a filter for capturing particulate matter contained in an exhaust gas, and the filter is clogged.