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:
Feb. 06, 2018
Filed:
Sep. 12, 2012
Applicants:
Takumi Kobayashi, Kizugawa, JP;
Masaaki Ukita, Kyoto, JP;
Inventors:
Takumi Kobayashi, Kizugawa, JP;
Masaaki Ukita, Kyoto, JP;
Assignee:
SHIMADZU CORPORATION, Kyoto, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 35/06 (2006.01); H01J 1/16 (2006.01); H01J 35/16 (2006.01); H01J 35/30 (2006.01);
U.S. Cl.
CPC ...
H01J 35/06 (2013.01); H01J 1/16 (2013.01); H01J 35/16 (2013.01); H01J 35/305 (2013.01);
Abstract
This X-ray tube device includes an anode and a cathode including an emitter emitting an electron to the anode. The emitter includes an electron emission portion in a flat plate shape, a pair of terminal portions extending from the electron emission portion, connected to an electrode, and a supporting portion provided separately from the terminal portions, insulated from the electrode, supporting the electron emission portion.