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:
Aug. 12, 2003
Filed:
Dec. 17, 2001
Applicant:
Inventors:
Hiroaki Okajima, Chiba, JP;
Akira Shinada, Tokyo, JP;
Katsuhiko Nunokawa, Kanagawa, JP;
Makoto Sasaki, Chiba, JP;
Seiichi Tsunoda, Nissin, JP;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C 2/126 ;
U.S. Cl.
CPC ...
G01C 2/126 ;
Abstract
A car positioning system that permits a user to easily position a car with security. Information necessary for locating the car is sent from the car by authentication of the user at a terminal unit, and received by a terminal unit which sends positional information about the car to the user. Also, in response to an access made by the terminal unit having a unique identification code via a public telephone network, positional information about the car is sent from a main unit installed in the car to the terminal unit.