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:
Nov. 03, 2015
Filed:
Apr. 19, 2010
Applicants:
Mark A. Osgood, Brookline, NH (US);
Ching Wu, Acton, MA (US);
Inventors:
Mark A. Osgood, Brookline, NH (US);
Ching Wu, Acton, MA (US);
Assignee:
Excellims Corporation, Acton, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 49/06 (2006.01); G01N 27/62 (2006.01); C07B 63/00 (2006.01);
U.S. Cl.
CPC ...
H01J 49/061 (2013.01); G01N 27/622 (2013.01); C07B 63/00 (2013.01); Y10T 29/49227 (2013.01);
Abstract
The present invention generally relates to systems and methods for transmitting beams of charged particles, and in particular to such systems and methods that employ defecting at least one set of grid elements into the same plane to form an ion gate. In addition, an operation method of closing a gate involving alternating voltages on the adjacent gate wires is described.