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. 02, 1990
Filed:
Apr. 11, 1986
Applicant:
Inventors:
Jan Bloem, Eindhoven, NL;
Wilhelmus A Claassen, Eindhoven, NL;
Assignee:
U.S. Philips Corporation, New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
437165 ; 437 24 ; 437967 ;
Abstract
The invention relates to a semiconductor device having a semiconductor body which comprises a circuit element having doped polycrystalline silicon. The doping comprises carbon in a concentration higher than 1 ppm. Polysilicon thus doped has properties which are not influenced by temperature treatments of the semiconductor body. Dopant is gaseous unsaturated hydrocarbon, e.g. acetylene.
Bloem, Jan. (1990). Method of manufacturing a semiconductor device comprising a circuit (U.S. Patent No. 4891332). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4891332
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile