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. 16, 2023
Filed:
Jun. 30, 2021
Applicant:
Fei Company, Hillsboro, OR (US);
Inventor:
James B McGinn, Hillsboro, OR (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 37/08 (2006.01); H01J 37/02 (2006.01); H01J 37/26 (2006.01);
U.S. Cl.
CPC ...
H01J 37/026 (2013.01); H01J 37/08 (2013.01); H01J 37/26 (2013.01);
Abstract
Disclosed herein are apparatuses and systems for reentrant fluid delivery techniques. An example system includes at least a fluid delivery conduit extending between first and second electrical potentials, wherein the fluid delivery conduit is formed into a tilted helical so that a fluid flowing through the fluid delivery conduit experiences an electric field reversal through each winding of the fluid delivery conduit.