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:
Jul. 04, 1989
Filed:
Apr. 13, 1988
Applicant:
Inventors:
Thomas K Porter, Fairfax, CA (US);
Adam E Levinthal, Corte Madera, CA (US);
Assignee:
Pixar, San Rafael, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F / ; G06F / ;
U.S. Cl.
CPC ...
364900 ; 36471501 ;
Abstract
A computer binary numbering system which allows for over range values and determines the sign of the numbers from their two most significant bits. The technique has a particular advantage in computer graphics systems.