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:
Apr. 02, 1991
Filed:
Apr. 05, 1990
Applicant:
Inventors:
Mark E Fitzpatrick, San Jose, CA (US);
Robert C Burd, Sunnyvale, CA (US);
Assignee:
Gazelle Microcircuits, Inc., Santa Clara, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
G05F / ; G05F / ;
U.S. Cl.
CPC ...
323312 ; 323272 ; 323317 ; 307577 ;
Abstract
A switch means is disclosed which enables two or more terminals normally having a wide operating voltage to be connected by a pass transistor. A biasing means applies a voltage to the gate of the pass transistor which turns on the pass transistor without forward biasing any inherent diodes within the pass transistor.