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. 03, 2023
Filed:
Jul. 02, 2020
Vec Imaging Gmbh & Co. KG, Erlangen, DE;
Houman Jafari, Erlangen, DE;
Bo Gao, Morrisville, NC (US);
Vance Scott Robinson, South Jordan, UT (US);
Colton B. Woodman, Magna, UT (US);
Mohamed Zaza, Erlangen, DE;
VEC Imaging GmbH & Co. KG, Erlangen, DE;
Varex Imaging Corporation, Salt Lake City, UT (US);
Abstract
Some embodiments include an x-ray source, comprising: an anode; a field emitter configured to generate an electron beam; a first grid configured to control field emission from the field emitter; a second grid disposed between the first grid and the anode; and a middle electrode disposed between the first grid and the anode wherein the second grid is either disposed between the first grid and middle electrode or between the middle electrode and the anode.