Michael Hulsemann

Follow

Person

Schonwalde, DE

People

Patents Grantslast 30 patents

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

Patents Applicationslast 30 patents

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