Karen Twesten

Person

Berlin, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Component for an electric lamp with outer bulb
- Patent number 7,977,854
- Issue date Jul 12, 2011
- OSRAM Gesellschaft mit beschraenkter Haftung
- Karen Twesten
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Lamp which is closed on two sides
- Patent number 7,745,999
- Issue date Jun 29, 2010
- OSRAM Gesellschaft mit beschraenkter Haftung
- Jurgen Graf
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Lamp which is closed on two sides
- Patent number 7,253,562
- Issue date Aug 7, 2007
- Patent-Treuhand-Gesellschaft für Electrische Glühlampen mbH
- Jürgen Gräf
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electric lamp with outer bulb and associated support body
- Patent number 7,221,098
- Issue date May 22, 2007
- Patent-Treuhand-Gesellschaft für elektrische Glülampen mbH
- Jürgen Gräf
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Process for producing an electric lamp with outer bulb
- Patent number 7,112,116
- Issue date Sep 26, 2006
- Patent-Treuhand-Gesellschaft fur Elektrisch Gluhlampen mbH
- Jürgen Gräf
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Metal halide lamp with ceramic discharge vessel
- Patent number 6,617,790
- Issue date Sep 9, 2003
- Patent-Treuhand-Gesellschaft F. Elektrische Gluehlampen mbh
- Uwe Fidler
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method and device for determining the purity and/or pressure of gas...
- Patent number 5,920,400
- Issue date Jul 6, 1999
- Patent-Treuhand-Gesellschaft fur Elektrische Gluhlampen mbH
- Hans Eisemann
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
High-pressure discharge lamp with graduated outer bulb
- Publication number 20130009533
- Publication date Jan 10, 2013
- OSRAM AG
- Jürgen Kellerer
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
High-pressure discharge lamp with starting aid
- Publication number 20120161622
- Publication date Jun 28, 2012
- OSRAM AG
- Michael Beau
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
DIFFUSING PLATE
- Publication number 20110235336
- Publication date Sep 29, 2011
- OSRAM Gesellschaft mit beschraenkter Haftung
- Eugen Fritsch
- G02 - OPTICS
Information Patent Application
ELECTRODE FOR A HIGH-PRESSURE DISCHARGE LAMP, AND METHOD FOR THE P...
- Publication number 20100308723
- Publication date Dec 9, 2010
- OSRAM Gesellschaft mit beschraenkter Haftung
- Thomas Degenhard
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
High-Pressure Discharge Lamp
- Publication number 20100244647
- Publication date Sep 30, 2010
- OSRAM Gesellschaft mit beschraenkter Haftung
- Joachim Arndt
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
COMPONENT FOR AN ELECTRIC LAMP WITH OUTER BULB
- Publication number 20100102702
- Publication date Apr 29, 2010
- OSRAM Gesellschaft mit beschraenkter Haftung
- Karen Twesten
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Structural unit for an electric lamp with an outer bulb
- Publication number 20080238322
- Publication date Oct 2, 2008
- Patent-Treuhand-Gesellschaft fur elektrische Gluhlampen mbH
- Sascha Piltz
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Lamp which is closed on two sides
- Publication number 20070222386
- Publication date Sep 27, 2007
- Osram Sylvania Inc.
- Jurgen Graf
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Electric lamp with outer bulb and associated support body
- Publication number 20040256986
- Publication date Dec 23, 2004
- Patent-Treuhand-Gesellschaft fur elekrtrische Gluhlampen gbH
- Jurgen Graf
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Lamp which is closed on two sides
- Publication number 20040251834
- Publication date Dec 16, 2004
- Patent-Treuhand-Gesellschaft fur elektrische Gluhlampen mbH
- Jurgen Graf
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Process for producing an electric lamp with outer bulb
- Publication number 20040253897
- Publication date Dec 16, 2004
- PATENT-TREUHAND-GESELLSCHAFT FUR ELEKTRISCHE GLUHLAMPEN GBH
- Jurgen Graf
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Metal halide lamp with ceramic discharge vessel
- Publication number 20020008476
- Publication date Jan 24, 2002
- Patent-Treuhand-Gesellschaft fuer elektrische Gluehlampen mbH
- Uwe Fidler
- H01 - BASIC ELECTRIC ELEMENTS

Karen Twesten

Person

Patents Grantslast 30 patents

Component for an electric lamp with outer bulb

Lamp which is closed on two sides

Lamp which is closed on two sides

Electric lamp with outer bulb and associated support body

Process for producing an electric lamp with outer bulb

Metal halide lamp with ceramic discharge vessel

Method and device for determining the purity and/or pressure of gas...

Patents Applicationslast 30 patents

High-pressure discharge lamp with graduated outer bulb

High-pressure discharge lamp with starting aid

DIFFUSING PLATE

ELECTRODE FOR A HIGH-PRESSURE DISCHARGE LAMP, AND METHOD FOR THE P...

High-Pressure Discharge Lamp

COMPONENT FOR AN ELECTRIC LAMP WITH OUTER BULB

Structural unit for an electric lamp with an outer bulb

Lamp which is closed on two sides

Electric lamp with outer bulb and associated support body

Lamp which is closed on two sides

Process for producing an electric lamp with outer bulb

Metal halide lamp with ceramic discharge vessel