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:
Jul. 30, 1996
Filed:
Mar. 09, 1995
Applicant:
Inventor:
Izumi Hatakeyama, Tokyo, JP;
Assignee:
Sony Corporation, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04B / ;
U.S. Cl.
CPC ...
455 561 ; 455 331 ; 455 671 ; 379 59 ;
Abstract
A cellular communication system includes a mobile station with a switch or button which, when actuated by the user, calls a predetermined party. In the case of an emergency, the user actuates this switch and automatically places a call to an emergency agency. The switch also actuates a system for automatically locating the mobile station by measuring distances from the mobile station to a plurality of fixed stations in the cellular communication system.
Hatakeyama, Izumi. (1996). Mobile communication system (U.S. Patent No. 5542100). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5542100
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile