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:
Feb. 23, 2010
Filed:
Feb. 21, 2006
Applicants:
Hiromitsu Ichikawa, Sumida-ku, JP;
Hiromasa Hada, Kokubunji, JP;
Takao Kokubu, Akishima, JP;
Inventors:
Assignee:
Bridgestone Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 11/30 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention includes a sensor malfunction determination unitdetects the pressure value corresponding to a signal outputted by a pressure sensorcapable of measuring the internal pressure of a pneumatic tire. When the detected pressure value is decreasing along the time axis, the sensor malfunction determination unitdetermines that the pressure sensoris not malfunctioning.