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:
Jan. 05, 2016
Filed:
Dec. 28, 2011
Applicants:
Zilu Zhou, Needham, MA (US);
Joyce Wong, Pasadena, CA (US);
Inventors:
Zilu Zhou, Needham, MA (US);
Joyce Wong, Pasadena, CA (US);
Assignee:
Schlumberger Technology Corporation, Sugar Land, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 27/02 (2006.01); H01J 37/08 (2006.01); H05H 3/06 (2006.01); H01J 1/304 (2006.01); G21G 4/02 (2006.01); H01J 35/06 (2006.01);
U.S. Cl.
CPC ...
H01J 27/02 (2013.01); H01J 1/3044 (2013.01); G21G 4/02 (2013.01); H01J 35/065 (2013.01); H01J 37/08 (2013.01); H05H 3/06 (2013.01);
Abstract
Illustrative embodiments of the present invention are directed to devices and methods for ion generation. One such device includes a substrate. The substrate is disposed within a housing that is configured to contain a gas. The substrate includes an interior surface that at least partially defines an interior volume. The substrate also includes a number of channels with walls. Nano-tips are disposed on the walls of the channels.