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.

Date of Patent:
May. 15, 1984

Filed:

May. 04, 1982
Applicant:
Inventors:

Yoshimitsu Ohshima, Tokyo, JP;

Norio Yokozawa, Fuchu, JP;

Masayoshi Ohzeki, Chiba, JP;

Assignee:

Hitachi, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F / ; G06F / ;
U.S. Cl.
CPC ...
364147 ; 364136 ; 364521 ;
Abstract

A sequence program inputting device in a programmable sequence controller includes a separate producing circuit for producing a ladder diagram to be displayed on a display screen and a separate converting circuit for converting the ladder diagram to a machine instruction sequence of the programmable sequence controller to enable independent operations of those circuits.


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