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:
Nov. 11, 1997
Filed:
Oct. 30, 1995
Applicant:
Inventors:
Bruce F Grumstrup, Marshalltown, IA (US);
Bruce A Johnson, Marshalltown, IA (US);
Jimmie L Snowbarger, Marshalltown, IA (US);
Assignee:
Fisher Controls International, Inc., Austin, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F / ; F16K / ;
U.S. Cl.
CPC ...
36455101 ; 364580 ; 364550 ; 364552 ; 364558 ; 364509 ; 73168 ; 1374875 ;
Abstract
Data samples are obtained from a control device while in use to control a material process. Selected ones of these samples are stored which represent results of operating the device over portions of its characteristics, and they are selectively combined to provide an indication of the complete device characteristics. Selected such data samples are used provide information concerning selected control device parameters based on the device characteristics.