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:
Aug. 23, 1988
Filed:
Jul. 27, 1987
Applicant:
Inventor:
Jay A Switzer, Placentia, CA (US);
Assignee:
Union Oil Company of California, Los Angeles, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
437 15 ; 437173 ; 437175 ; 437176 ; 437184 ; 437185 ;
Abstract
Electronic semiconductor devices are prepared having contacts forming rectifying and non-rectifying junctions between thallium (III) oxide and semincoductors. Such contacts may be formed at relatively low temperatures during preparation of bipolar, unipolar, and microwave semiconductor devices.