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:
Jun. 24, 2003
Filed:
Jul. 17, 2001
Applicant:
Inventors:
Kenji Sakai, Kanagawa-ken, JP;
Sumio Hashimoto, Kanagawa-ken, JP;
Hisao Hosoya, Kanagawa-ken, JP;
Masaaki Komiya, Kanagawa-ken, JP;
Assignee:
Toshiba Lighting & Technology Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 9/00 ; H01J 9/20 ;
U.S. Cl.
CPC ...
H01J 9/00 ; H01J 9/20 ;
Abstract
A lamp apparatus comprises a lamp body, a base mounted to the lamp body, the base including a top end of base connected with a first conductor electrically and a threaded portion connected with a second conductor electrically, the top end of base and the first conductor welded through the process of mutual fusion, and a welded portion formed in a convex shape with the mixture of materials of the top end of base and the first conductor.