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:
Mar. 01, 2005
Filed:
May. 11, 1999
Applicants:
Hidehiko Fujimura, Yokohama, JP;
Toru Aruga, Yokohama, JP;
Masaaki Ogura, Machida, JP;
Inventors:
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J009/26 ;
U.S. Cl.
CPC ...
Abstract
A method for manufacturing an airtight vessel seals an evacuation tube after evacuating the inside of the vessel using the evacuation tube. A getter previously disposed in the vessel is activated followed by fusing a part of the evacuation tube to seal the vessel while heating the vessel.