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:
Dec. 15, 2015
Filed:
Jul. 25, 2014
International Business Machines Corporation, Armonk, NY (US);
Eric J. Caprarola, Essex Junction, VT (US);
Robert C. Churchill, Graniteville, VT (US);
Joseph R. Greco, South Burlington, VT (US);
Nicholas Mone, Jr., Essex Junction, VT (US);
International Business Machines Corporation, Armonk, NY (US);
Abstract
An electromagnetic electron reflector, an ion implanter having an electromagnetic reflector and a method of implantation using the ion implanter. The electromagnetic electron reflector includes a frame; permanent magnets within the frame; a center aperture within the frame and electrically isolated by first gaps from the frame and the permanent magnets and fixed in position by dielectric feed throughs, first cup shields integrally formed on the top and bottom edges of the center aperture, the dielectric feed throughs nested within the first cup shields; second cup shields integrally formed on inside surfaces of the top and bottom of the frame, the second cup shields nested within respective first cup shields; entrance and exit apertures attached to the frame and an electrical conductor passing through at least one of the dielectric feed throughs and electrically contacting the center aperture.