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:
Aug. 01, 2017
Filed:
Dec. 01, 2016
Applicant:
Canon Anelva Corporation, Kawasaki-shi, JP;
Inventors:
Assignee:
CANON ANELVA CORPORATION, Kawasaki-Shi, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 9/14 (2006.01); H01J 27/02 (2006.01); H01J 27/16 (2006.01); H01J 37/04 (2006.01); H01J 37/08 (2006.01);
U.S. Cl.
CPC ...
H01J 27/024 (2013.01); H01J 9/14 (2013.01); H01J 27/16 (2013.01); H01J 37/04 (2013.01); H01J 37/08 (2013.01); H01J 2237/303 (2013.01); H01J 2237/3174 (2013.01); H01J 2237/31701 (2013.01);
Abstract
A grid of the present invention is a plate-shaped grid provided with a hole. The grid is formed of a carbon-carbon composite including carbon fibers arranged in random directions along a planar direction of the grid, and the hole is formed in the grid so as to cut off the carbon fibers.