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:
Oct. 01, 2013
Filed:
Dec. 01, 2009
Applicants:
Stefan Hauttmann, Buchholz, DE;
Zoryana Terletska, Hamburg, DE;
Inventors:
Stefan Hauttmann, Buchholz, DE;
Zoryana Terletska, Hamburg, DE;
Assignee:
Koninklijke Philips N.V., Eindhoven, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 35/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
An embodiment of the invention relates to a cathode cup () comprising a receptacle for holding an electron emitter (), wherein the cathode cup is provided at least in the area facing the electron emitter () with a surface comprising a plurality of cavities (). Further, the invention provides an electron source and an x-ray system comprising such a cathode cup ().