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:
Aug. 04, 1992
Filed:
Aug. 30, 1991
Applicant:
Inventor:
Michael R Kling, Stratham, NH (US);
Assignee:
GTE Products Corporation, Danvers, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05B / ; H05B / ;
U.S. Cl.
CPC ...
315107 ; 315106 ; 315362 ; 315291 ; 315307 ; 05B / ; 05B / ;
Abstract
An electric circuit for glow discharge lamp includes a sensing and control circuit which senses the minimum of the lamp voltage wave form and adjust the filament voltage in accordance with sensed wave form and changing environmental conditions for maintaining lamp voltage at a predetermined constant value.
Quick Actions:
Kling, Michael. (1992). Glow discharge lamp (U.S. Patent No. 5136210). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5136210
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