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. 03, 1981
Filed:
Mar. 20, 1979
Applicant:
Inventors:
Akira Nakanishi, Sakurai, JP;
Kazumitsu Miyakoshi, Nara, JP;
Assignee:
Sharp Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G08B / ;
U.S. Cl.
CPC ...
364710 ; 3403 / ; 3403 / ; 340502 ;
Abstract
A confirmation sound generation system for developing a confirmation sound upon actuation of keys included in a key input means of an electronic apparatus. A determination means is provided for determining whether the presently conducted key input operation is effective. The determination means develops a determination output for activating said confirmation sound generation system only when an effective key input operation is conducted.
Nakanishi, Akira. (1981). Confirmation sound generation for indicating effective key input (U.S. Patent No. 4249245). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4249245
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile