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:
Jan. 10, 1989
Filed:
Jul. 29, 1981
Richard Lindner, Bethlehem, PA (US);
Bertram R Rex, Lehighton, PA (US);
American Telephone and Telegraph Company, AT&T Bell Laboratories, Murray Hill, NJ (US);
Abstract
A two-terminal bidirectional semiconductor switching device comprising a body of silicon semiconductor material having in one portion a five-zone switching element and, in another portion integral therewith, a three-zone bidirectional voltage-sensitive breakdown element, there being means including another portion of the body connecting the three-zone element as a gating element to said five-zone element so as to trigger conduction therein bidirectionally when voltage breakdown occurs in either direction in the three-zone element.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile