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:
Dec. 24, 1991
Filed:
Nov. 14, 1988
Applicant:
Inventor:
Yoshiji Yoshiike, Yokosuka, JP;
Assignee:
Kabushiki Kaisha Toshiba, Kawasaki, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05B / ;
U.S. Cl.
CPC ...
315335 ; 315150 ; 313607 ;
Abstract
A cold-cathode discharge lamp device including a cold-cathode discharge lamp unit and a supplemental light source for emitting light toward a discharge space between a pair of cold-electrodes of the discharge lamp unit for producing initial electrons in the discharge space.