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Erwin Eichen
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West Bloomfield, MI, US
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last 30 patents
Information
Patent Grant
Disordered coating
Patent number
4,716,083
Issue date
Dec 29, 1987
Ovonic Synthetic Materials Company
Erwin Eichen
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Dental drill bit having disordered, wear resistant boron carbon ext...
Patent number
4,708,653
Issue date
Nov 24, 1987
Ovonic Synthetic Materials Company
Erwin Eichen
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Cross head for internal combustion engine
Patent number
4,594,973
Issue date
Jun 17, 1986
Energy Conversion Devices, Inc.
David Allred
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Multilayer coating including disordered, wear resistant boron carbo...
Patent number
4,594,294
Issue date
Jun 10, 1986
Energy Conversion Devices, Inc.
Erwin Eichen
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Molding tool and method
Patent number
4,590,031
Issue date
May 20, 1986
Energy Conversion Devices, Inc.
Erwin Eichen
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Steel article having a disordered silicon oxide coating thereon and...
Patent number
4,568,614
Issue date
Feb 4, 1986
Energy Conversion Devices, Inc.
Erwin Eichen
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...