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:
Jun. 11, 1985
Filed:
May. 31, 1983
Atsushi Sakurai, Yokohama, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An input device for a data processor is provided with an input circuit having input keys to designate two or more kinds of functions, an operation unit to perform operational processing in accordance with function inputs from the input circuit, an auxiliary memory to store therein a state of the operation unit, and a memory for a function table wherein the function to be carried out by the operation unit and the state of the operation unit, to which it is to be shifted after completion of the functions, have been previously written in an address to be determined by combination of the input key and the stored contents of the auxiliary memory. One of the two or more kinds of functions assigned to an input key is selectively introduced into the operation unit by the abovementioned input key.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile