Patent Treuhand Gesellschaft fur Elektrische Gluhlampen m.b.H.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Patent Treuhand Gesellschaft fur Elektrische Gluhlampen m.b.H..The latest application filed is for "halogen incandescent lamp, particularly for operation from power networks, and method of its manufacture".

Company Profile

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Patent Treuhand Gesellschaft fur Elektrische Gluhlampen m.b.H. - Munich DE
Patent-Treuhand-Gesellschaft fur Elektrische Gluhlampen m.b.H - Munich DE
Patent-Treuhand-Gesellschaft fur elektrische Gluhlampen m.b.H. - Stuttgart DE
Patent-Treuhand-Gesellschaft fur Elektrische Gluhlampen m.b.H. - DT DT

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Halogen incandescent lamp, particularly for operation from power networks, and method of its manufacture Grant 5,146,134 - Stadler , et al. September 8, 1	1992-09-08
Method and circuit to operate a low-pressure discharge lamp, particularly compact fluorescent lamp Grant 5,122,712 - Hirschmann June 16, 1	1992-06-16
AC high pressure discharge lamp, especially for high current level operation Grant 5,081,396 - Schneider , et al. January 14, 1	1992-01-14
Dimmable electronic transformer circuit Grant 4,862,041 - Hirschmann August 29, 1	1989-08-29
Low-pressure discharge lamp, particularly fluorescent lamp high-frequency operating system with low inductance power network circuit Grant 4,808,887 - Fahnrich , et al. February 28, 1	1989-02-28
Slide viewer Grant 4,730,919 - Schuch March 15, 1	1988-03-15
Fluorescent lamp operating circuit Grant 4,710,682 - Zuchtriegel December 1, 1	1987-12-01
Dual-filament halogen incandescent lamp, particularly sealed-beam, automotive headlight Grant 4,302,698 - Kiesel , et al. November 24, 1	1981-11-24
Electric lamp with cementless attached base Grant 4,295,076 - Eckhardt , et al. October 13, 1	1981-10-13
Method of manufacturing shatterproof combustion type photoflash lamps Grant 4,045,530 - Reiber August 30, 1	1977-08-30

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