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:
Jul. 15, 2014
Filed:
Jan. 31, 2012
Applicants:
Ai Okazaki, Hyogo, JP;
Yoshio Okazaki, Hyogo, JP;
Takumi Sato, Hyogo, JP;
Inventors:
Assignee:
Ushio Denki Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 5/16 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention provides a discharge lamp apparatus including a high pressure discharge lamp, a concave reflection mirror, and a laser light source. An electrical discharge space is within the high pressure discharge lamp. A pair of electrodes faces each other in the electrical discharge space. A concave reflection mirror surrounds the high pressure discharge lamp. A laser light source emits laser light of a red wavelength band, wherein the laser light passes through the electrical discharge space.