Duane A. Stafford

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Champaign, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Solid mercury releasing material and method of dosing mercury into...
- Patent number 6,910,932
- Issue date Jun 28, 2005
- Advanced Lighting Technologies, Inc.
- Timothy R. Brumleve
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Fluorescent lamp containing a mercury zinc amalgam and a method of...
- Patent number 6,791,254
- Issue date Sep 14, 2004
- Advanced Lighting Technologies, Inc.
- Duane A. Stafford
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Fluorescent lamp containing a mercury zinc amalgam and a method of...
- Patent number 6,339,287
- Issue date Jan 15, 2002
- Advanced Lighting Technologies, Inc.
- James F. Sarver
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Fluorescent lamp containing a mercury zinc amalgam and a method of...
- Patent number 5,882,237
- Issue date Mar 16, 1999
- Advanced Lighting Technologies, Inc.
- James F. Sarver
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Fluorescent lamp containing a mercury zinc amalgam and a method of...
- Publication number 20030151351
- Publication date Aug 14, 2003
- Advanced Lighting Technologies, Inc.
- Duane A. Stafford
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Solid mercury releasing material and method of dosing mercury into...
- Publication number 20010038264
- Publication date Nov 8, 2001
- Timothy R. Brumleve
- H01 - BASIC ELECTRIC ELEMENTS