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.

Date of Patent:
Feb. 26, 2008

Filed:

Oct. 09, 2003
Applicants:

Shinichi Ueda, Saitama, JP;

Kentaro Yoshimura, Saitama, JP;

Suguru Asakura, Saitama, JP;

Shinichi Arie, Saitama, JP;

Kenichi Sawada, Saitama, JP;

Sadanori Watarai, Miyazaki, JP;

Inventors:

Shinichi Ueda, Saitama, JP;

Kentaro Yoshimura, Saitama, JP;

Suguru Asakura, Saitama, JP;

Shinichi Arie, Saitama, JP;

Kenichi Sawada, Saitama, JP;

Sadanori Watarai, Miyazaki, JP;

Assignees:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60R 25/00 (2006.01); G05B 19/00 (2006.01); G06F 7/00 (2006.01); G08B 29/00 (2006.01); H04B 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention provides an automatic locking/unlocking device which locks an opening/closing body when a normal response signal is received in response to a request signal sent to a predetermined zone around a vehicle body, comprising detector for detecting that the opening/closing body is closed, wherein the request signal is sent within the vehicle compartment in response to closing of the opening/closing body before the request signal is sent to the predetermined zone around the vehicle body and if the normal response signal is received in response to this request signal, transmission of the request signal to the predetermined zone around the vehicle body is prohibited, thereby suppressing consumption of power in the portable unit and ensuring a secure automatic locking.


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