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:
Sep. 28, 1982
Filed:
Feb. 12, 1981
Applicant:
Inventors:
Reiji Hirano, Yokohama, JP;
Shinichi Nakata, Kawasaki, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F / ;
U.S. Cl.
CPC ...
364706 ; 364900 ;
Abstract
An electronic calculator capable of displaying not only a value of a variable but also an answer to this value calculated in accordance with a program stored in the calculator. When the value of the variable is changed, an increment or decrement in it may be also displayed.
Hirano, Reiji. (1982). Electronic calculator capable of dealing with variables (U.S. Patent No. 4352161). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4352161
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile