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Stephen J. Hudgens
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Southfield, MI, US
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last 30 patents
Information
Patent Grant
Homogeneous compositions of microcrystalline semiconductor material...
Patent number
5,596,522
Issue date
Jan 21, 1997
Energy Conversion Devices, Inc.
Stanford R. Ovshinsky
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Electrically erasable memory elements having improved set resistanc...
Patent number
5,414,271
Issue date
May 9, 1995
Energy Conversion Devices, Inc.
Stanford R. Ovshinsky
G11 - INFORMATION STORAGE
Information
Patent Grant
Electrically erasable memory elements having reduced switching curr...
Patent number
5,341,328
Issue date
Aug 23, 1994
Energy Conversion Devices, Inc.
Stanford R. Ovshinsky
G11 - INFORMATION STORAGE
Information
Patent Grant
Homogeneous composition of microcrystalline semiconductor material,...
Patent number
5,335,219
Issue date
Aug 2, 1994
Stanford R. Ovshinsky
G11 - INFORMATION STORAGE
Information
Patent Grant
Electrically erasable, directly overwritable, multibit single cell...
Patent number
5,296,716
Issue date
Mar 22, 1994
Energy Conversion Devices, Inc.
Stanford R. Ovshinsky
G11 - INFORMATION STORAGE
Information
Patent Grant
Electrically erasable phase change memory
Patent number
5,166,758
Issue date
Nov 24, 1992
Energy Conversion Devices, Inc.
Stanford R. Ovshinsky
G11 - INFORMATION STORAGE
Information
Patent Grant
Method of depositing directly activated species onto a remotely loc...
Patent number
5,093,149
Issue date
Mar 3, 1992
Energy Conversion Devices, Inc.
Joachim Doehler
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method of making synthetically engineered materials
Patent number
5,032,193
Issue date
Jul 16, 1991
Energy Conversion Devices, Inc.
Stanford R. Ovshinsky
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method of creating a high flux of activated species for reaction wi...
Patent number
4,937,094
Issue date
Jun 26, 1990
Energy Conversion Devices, Inc.
Joachim Doehler
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method for the high rate plasma deposition of high quality material
Patent number
4,883,686
Issue date
Nov 28, 1989
Energy Conversion Devices, Inc.
Joachim Doehler
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Thin film field effect transistor and method of making same
Patent number
4,843,443
Issue date
Jun 27, 1989
Energy Conversion Devices, Inc.
Stanford R. Ovshinsky
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Coated article and method of manufacturing the article
Patent number
4,783,374
Issue date
Nov 8, 1988
Ovonic Synthetic Materials Company
Russell C. Custer
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Boron doped semiconductor materials and method for producing same
Patent number
4,769,682
Issue date
Sep 6, 1988
Energy Conversion Devices, Inc.
Chi C. Yang
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Thin film field effect transistor and method of making same
Patent number
4,769,338
Issue date
Sep 6, 1988
Energy Conversion Devices, Inc.
Stanford R. Ovshinsky
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Thin film electro-optical devices
Patent number
4,766,471
Issue date
Aug 23, 1988
Energy Conversion Devices, Inc.
Stanford R. Ovshinsky
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for the microwave fabrication of boron doped semiconductor m...
Patent number
4,756,924
Issue date
Jul 12, 1988
Energy Conversion Devices, Inc.
Chi C. Yang
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method of preparing a magnetic material
Patent number
4,753,675
Issue date
Jun 28, 1988
Ovonic Synthetic Materials, Inc.
Stanford R. Ovshinsky
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method of fabricating electrostatic drums using microwave energy
Patent number
4,745,000
Issue date
May 17, 1988
Energy Conversion Devices, Inc.
Stanford R. Ovshinsky
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Large area array of thin film photosensitive elements for image det...
Patent number
4,739,414
Issue date
Apr 19, 1988
Ovonic Imaging Systems, Inc.
Roger W. Pryor
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Plasma deposited coatings, and low temperature plasma method of mak...
Patent number
4,737,379
Issue date
Apr 12, 1988
Energy Conversion Devices, Inc.
Stephen J. Hudgens
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Enhancement layer for negatively charged electrophotographic devices
Patent number
4,721,663
Issue date
Jan 26, 1988
Energy Conversion Devices, Inc.
Annette Johncock
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method of preparing a magnetic material
Patent number
4,715,890
Issue date
Dec 29, 1987
Ovonic Synthetic Materials Company, Inc.
Stanford R. Ovshinsky
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method of preparing a magnetic material
Patent number
4,715,891
Issue date
Dec 29, 1987
Ovonic Synthetic Materials Company, Inc.
Stanford R. Ovshinsky
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Improved method of making a photoconductive member
Patent number
4,715,927
Issue date
Dec 29, 1987
Energy Conversion Devices, Inc.
Annette G. Johncock
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Enhancement layer for positively charged electrophotographic device...
Patent number
4,713,309
Issue date
Dec 15, 1987
Energy Conversion Devices, Inc.
Annette Johncock
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method of depositing thin films using microwave energy
Patent number
4,701,343
Issue date
Oct 20, 1987
Energy Conversion Devices, Inc.
Stanford R. Ovshinsky
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Integrated circuit compatible thin film field effect transistor and...
Patent number
4,673,957
Issue date
Jun 16, 1987
Energy Conversion Devices, Inc.
Stanford R. Ovshinsky
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Thin film field effect transistor
Patent number
4,670,763
Issue date
Jun 2, 1987
Energy Conversion Devices, Inc.
Stanford R. Ovshinsky
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Integrated circuit compatible thin film field effect transistor and...
Patent number
4,668,968
Issue date
May 26, 1987
Energy Conversion Devices, Inc.
Stanford R. Ovshinsky
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of depositing semiconductor films by free radical generation
Patent number
4,664,937
Issue date
May 12, 1987
Energy Conversion Devices, Inc.
Stanford R. Ovshinsky
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...