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. 29, 1997
Filed:
Aug. 15, 1996
Applicant:
Inventors:
Fumiya Yamada, Aichi, JP;
Satoshi Ishiguro, Kanagawa, JP;
Assignee:
Sony Corporation, Tokyo, JP;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03K / ;
U.S. Cl.
CPC ...
341 23 ; 341176 ; 3408253 ;
Abstract
An electronic apparatus having two or more functions includes a nonvolatile store in which the identities of two or more keys are stored and two or more functions are classified into groups, each group being distinguished by two or more of the keys. A controller is coupled with the nonvolatile store and enables a function that is selected by operating a key, which function matches an identification number to be entered by a user.