Patent-Treuhand-Gesellschaft fuer Elektrische Gluehlampen
Patent Applications and Registrations
Patent applications and USPTO patent grants for Patent-Treuhand-Gesellschaft fuer Elektrische Gluehlampen.The latest application filed is for "method for producing a gas discharge vessel at superatmospheric pressure".
- Patent-Treuhand-Gesellschaft fuer Elektrische Gluehlampen - Munich DE
- Patent-Treuhand-Gesellschaft Fuer Elektrische Gluehlampen - N/A
| Patent | Date |
|---|---|
| Method for producing a gas discharge vessel at superatmospheric pressure Grant 7,261,610 - Hitzschke , et al. August 28, 2 | 2007-08-28 |
| Base of an electric discharge lamp with an ignition device Grant 6,731,076 - Gerhard , et al. May 4, 2 | 2004-05-04 |
| Device for shadowless backlighting of large-area displays Grant 6,488,385 - Reithmeier December 3, 2 | 2002-12-03 |
| High-pressure Compact Arc Lamp With Electrodes Containing Tantalum Carbide Grant 3,621,322 - November 16, 1 | 1971-11-16 |
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