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. 05, 2006
Filed:
Jun. 22, 2004
Applicants:
Hajime Hosoya, Atsugi, JP;
Naoki Tomisawa, Atsugi, JP;
Inventors:
Hajime Hosoya, Atsugi, JP;
Naoki Tomisawa, Atsugi, JP;
Assignee:
Hitachi, Ltd., Tokyo-to, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02M 25/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
When a vehicle state is detected during an engine is stopped, a sampling cycle of a detection signal indicating the vehicle state and a clock frequency of a CPU are changed, according to a change speed of the detection signal or an elapsed time after the engine is stopped.