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. 01, 2001
Filed:
Mar. 02, 2000
Norikazu Niimi, Komaki, JP;
Michio Asai, Nagoya, JP;
NGK Insulators, Ltd., , JP;
Abstract
A high pressure discharge lamp comprising a ceramic discharge tube having an inner space filled with an ionizable light-emitting material and a starting gas, plugging members each at least partially fixed to an inner side of respective one of end portions of the ceramic discharge tube and each having a through-hole provided therein, conductive members inserted into or through the through-holes of the plugging members, respectively, and electrode units provided in said inner space, wherein a material of the plugging members is the same as that of the ceramic discharge tube, and each of the plugging members is gas-tightly joined to the corresponding conductive member with a metallizing layer.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile