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:
May. 08, 2012
Filed:
Aug. 27, 2009
Paul D. Moore, Salt Lake City, UT (US);
Stephen G. Bandy, Sunnyvale, CA (US);
Clifford K. Nishimoto, San Jose, CA (US);
David H. Humber, Los Gatos, CA (US);
Gary F. Virshup, Cupertino, CA (US);
Paul D. Moore, Salt Lake City, UT (US);
Stephen G. Bandy, Sunnyvale, CA (US);
Clifford K. Nishimoto, San Jose, CA (US);
David H. Humber, Los Gatos, CA (US);
Gary F. Virshup, Cupertino, CA (US);
Varian Medical Systems, Inc., Palo Alto, CA (US);
Abstract
One example embodiment includes an electron emitter. The electron emitter comprises a conductive member that defines a plurality of filament segments that are integral with each other. Each filament segment includes an intermediate portion and an interconnecting portion attached to an adjacent filament segment. The intermediate portions are substantially coplanar with each other and each intermediate portion includes a substantially planar electron emission surface.