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:
Sep. 04, 2001
Filed:
Aug. 14, 1998
Applicant:
Inventors:
Atsuji Nakagawa, Himeji, JP;
Toshitaka Fujii, Himeji, JP;
Tetsuya Shirai, Himeji, JP;
Tatsuo Yamamoto, Himeji, JP;
Tomihiko Ikeda, Himeji, JP;
Assignee:
Phoenix Electric Co., Ltd., Himeji, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01J 6/118 ; H01J 6/106 ;
U.S. Cl.
CPC ...
H01J 6/118 ; H01J 6/106 ;
Abstract
A metal halide lamp includes a pair of electrodes with a spacing of 0.5 to 1.5 mm therebetween, an envelope enclosing the pair of electrodes, and at least one metal halide, other than a mercury halide, that is encapsulated in the envelope in an amount of from 0.04 to 0.3 mg/cc, wherein the metal halide lamp operates in a power range from 75 to 270 watts per millimeter across the spacing between the pair of electrodes.