H01K 1/20

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
9349581 Incandescent lampSep 18, 14May 24, 16Toshiba Lighting & Technology Corporation
9275846 Light source device and filamentNov 30, 12Mar 01, 16STANLEY ELECTRIC CO., LTD.
9263247 Electric lamp and associated production methodJul 10, 14Feb 16, 16OSRAM GMBH
4808885 Electric incandescent lamp for series arrangement having an electrically conductive vitreous body connecting oxide coated current-supply conductorsJun 18, 87Feb 28, 89U.S. PHILIPS CORPORATION
4490646 Halogen cycle incandescent lamp having an intermediate lead-in conductor partMay 19, 82Dec 25, 84PATENT-TREUHAND-GESELLSCHAFT FUR ELEKTRISCH GLUHLAMPEN MBH
4413205 Halogen incandescent lamp with internal current conductors of tungsten-rhenium alloyMay 22, 81Nov 01, 83U.S. PHILIPS CORPORATION
4216406 Electric lamp wherein the terminal socket cap contains a foamed cap cement which functions to prevent explosions and/or burning a hole through the capSep 08, 78Aug 05, 80Lumalampan Aktiebolag
4208603 Electric lamp having improved inlead constructionFeb 08, 79Jun 17, 80GENERAL ELECTRIC COMPANY