Kevin R. Hoffman

Person

Sterling Heights, MI, US

People

Patents Grantslast 30 patents

Information Patent Grant
Optically enhanced photovoltaic back reflector
- Patent number 5,569,332
- Issue date Oct 29, 1996
- United Solar Systems Corporation
- Troy Glatfelter
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Photovoltaic shingle system
- Patent number 5,437,735
- Issue date Aug 1, 1995
- United Solar Systems Corporation
- Kais Younan
- E04 - BUILDING
Information Patent Grant
Interfacial plasma bars for photovoltaic deposition apparatus
- Patent number 5,180,434
- Issue date Jan 19, 1993
- United Solar Systems Corporation
- Gary M. DiDio
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Multilayer light scattering photovoltaic back reflector and method...
- Patent number 5,101,260
- Issue date Mar 31, 1992
- Energy Conversion Devices, Inc.
- Prem Nath
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Chemically active isolation passageway for deposition chambers
- Patent number 5,090,356
- Issue date Feb 25, 1992
- United Solar Systems Corporation
- Prem Nath
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Substrate shield for preventing the deposition of nonhomogeneous films
- Patent number 4,574,733
- Issue date Mar 11, 1986
- Energy Conversion Devices, Inc.
- Prem Nath
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method for introducing sweep gases into a glow discharge deposition...
- Patent number 4,537,795
- Issue date Aug 27, 1985
- Sovonics Solar Systems
- Prem Nath
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Process gas introduction, confinement and evacuation system for glo...
- Patent number 4,520,757
- Issue date Jun 4, 1985
- Energy Conversion Devices, Inc.
- Prem Nath
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Process gas introduction and channeling system to produce a profile...
- Patent number 4,479,455
- Issue date Oct 30, 1984
- Energy Conversion Devices, Inc.
- Joachim Doehler
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Process gas introduction, confinement and evacuation system for glo...
- Patent number 4,462,333
- Issue date Jul 31, 1984
- Energy Conversion Devices, Inc.
- Prem Nath
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Grooved gas gate
- Patent number 4,450,786
- Issue date May 29, 1984
- Energy Conversion Devices, Inc.
- Joachim Doehler
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Grooved gas gate
- Patent number 4,438,724
- Issue date Mar 27, 1984
- Energy Conversion Devices, Inc.
- Joachim Doehler
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents

Information Patent Application
Semiconductor device having a multi-layer substrate and a method of...
- Publication number 20100071766
- Publication date Mar 25, 2010
- United Soalr Ovonic LLC
- Joachim Doehler
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
High throughput deposition apparatus with magnetic support
- Publication number 20060278163
- Publication date Dec 14, 2006
- Stanford R. Ovshinsky
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
High throughput deposition apparatus
- Publication number 20040040506
- Publication date Mar 4, 2004
- Herbert C. Ovshinsky
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Kevin R. Hoffman

Person

Patents Grantslast 30 patents

Optically enhanced photovoltaic back reflector

Photovoltaic shingle system

Interfacial plasma bars for photovoltaic deposition apparatus

Multilayer light scattering photovoltaic back reflector and method...

Chemically active isolation passageway for deposition chambers

Substrate shield for preventing the deposition of nonhomogeneous films

Method for introducing sweep gases into a glow discharge deposition...

Process gas introduction, confinement and evacuation system for glo...

Process gas introduction and channeling system to produce a profile...

Process gas introduction, confinement and evacuation system for glo...

Grooved gas gate

Grooved gas gate

Patents Applicationslast 30 patents

Semiconductor device having a multi-layer substrate and a method of...

High throughput deposition apparatus with magnetic support

High throughput deposition apparatus