Helmut Bechtel

Person

Roelgen, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Device and method for determining the conversion power of conversio...
- Patent number 8,227,758
- Issue date Jul 24, 2012
- Koninklijke Philips Electronics N.V.
- Helmut Bechtel
- G01 - MEASURING TESTING
Information Patent Grant
Light emitting device with improved conversion layer
- Patent number 8,164,250
- Issue date Apr 24, 2012
- Koninklijke Philips Electronics N.V.
- Peter Schmidt
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
LED with improved light emission profile
- Patent number 7,969,089
- Issue date Jun 28, 2011
- Koninklijke Philips Electronics N.V.
- Helmut Bechtel
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electroluminescence device
- Patent number 7,800,123
- Issue date Sep 21, 2010
- Koninklijke Philips Electronics N.V.
- Helmut Bechtel
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
LED with improved light emittance profile
- Patent number 7,750,357
- Issue date Jul 6, 2010
- Koninklijke Philips Electronics N.V.
- Dietrich Bertram
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electroluminescent device with a transparent cathode
- Patent number 7,642,714
- Issue date Jan 5, 2010
- Koninklijke Philips Electronics, N.V.
- Helmut Bechtel
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Low-pressure mercury vapor discharge lamp comprising UV-A phosphor
- Patent number 7,591,962
- Issue date Sep 22, 2009
- Koninklijke Philips Electronics N.V.
- Thomas Justel
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Electroluminescent device with a color filter
- Patent number 7,285,909
- Issue date Oct 23, 2007
- Koninklijke Philips Electronics N.V.
- Dietrich Bertram
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Plasma picture screen with UV light reflecting front plate coating
- Patent number 6,753,649
- Issue date Jun 22, 2004
- Koninklijke Philips Electronics N.V.
- Helmut Bechtel
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Liquid crystal color display screen comprising a phosphor layer
- Patent number 6,654,079
- Issue date Nov 25, 2003
- Koninklijke Philips Electronics N.V.
- Helmut Bechtel
- G02 - OPTICS
Information Patent Grant
Plasma display screen comprising a red phosphor
- Patent number 6,509,685
- Issue date Jan 21, 2003
- Koninklijke Philips Electronics N.V.
- Thomas Jüstel
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Zinc silicate luminescent materials and related luminescent screen...
- Patent number 6,469,434
- Issue date Oct 22, 2002
- Koninklijke Philips Electronics N.V.
- Helmut Bechtel
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Aluminate phosphor with a polyphosphate coating
- Patent number 5,998,047
- Issue date Dec 7, 1999
- U.S. Philips Corporation
- Helmut Bechtel
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Display screen comprising an adhesive layer
- Patent number 5,936,340
- Issue date Aug 10, 1999
- U.S. Philips Corporation
- Helmut Bechtel
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Luminescent screen containing phosphor particles coated with MoO.sub.3
- Patent number 5,879,795
- Issue date Mar 9, 1999
- U.S. Philips Corporation
- Markus Haase
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Color display device having short decay phosphors
- Patent number 5,760,542
- Issue date Jun 2, 1998
- U.S. Philips Corporation
- Helmut Bechtel
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Luminescent phosphor screen containing catena-polyphosphate
- Patent number 5,739,632
- Issue date Apr 14, 1998
- U.S. Philips Corporation
- Markus Haase
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Luminescent screen
- Patent number 5,684,358
- Issue date Nov 4, 1997
- U.S. Philips Corporation
- Markus Haase
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Method of manufacturing a display tube
- Patent number 5,360,361
- Issue date Nov 1, 1994
- U.S. Philips Corporation
- Helmut Bechtel
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
DEVICE FOR DETERMINING THE CONVERSION POWER
- Publication number 20110042584
- Publication date Feb 24, 2011
- Koninklijke Philips Electronics N.V.
- Helmut Bechtel
- G01 - MEASURING TESTING
Information Patent Application
PHOTONIC MATERIAL HAVING REGULARLY ARRANGED CAVITIES
- Publication number 20100207139
- Publication date Aug 19, 2010
- Holger Winkler
- G02 - OPTICS
Information Patent Application
LIGHT EMITTING PLATE SYSTEM WITH IMPROVED TRANSPARENCY
- Publication number 20090185383
- Publication date Jul 23, 2009
- Koninklijke Philips Electronics, N.V.
- Thomas Jüstel
- G02 - OPTICS
Information Patent Application
LIGHT EMITTING DEVICE WITH IMPROVED CONVERSION LAYER
- Publication number 20090184624
- Publication date Jul 23, 2009
- Koninklijke Philips Electronics, N.V.
- Peter Schmidt
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
PROCESS FOR THE INCORPORATION OF NANOPHOSPHORS INTO MICRO-OPTICAL S...
- Publication number 20090020897
- Publication date Jan 22, 2009
- Holger Winkler
- G02 - OPTICS
Information Patent Application
Led With Improved Light Emittance Profile
- Publication number 20080277680
- Publication date Nov 13, 2008
- Koninklijke Philips Electronics, N.V.
- Dietrich Bertram
- B82 - NANO-TECHNOLOGY
Information Patent Application
Electroluminescence Device
- Publication number 20080217636
- Publication date Sep 11, 2008
- Koninklijke Philips Electronics N.V.
- Helmut Bechtel
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Electroluminescence Light Source
- Publication number 20080197764
- Publication date Aug 21, 2008
- Koninklijke Philips Electronics, N.V.
- Helmut Bechtel
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Illumination System Comprising a Radiation Source and a Luminescent...
- Publication number 20080093979
- Publication date Apr 24, 2008
- Koninklijke Philips Electronics, N.V.
- Helmut Bechtel
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Led with Improved Light Emission Profile
- Publication number 20070257590
- Publication date Nov 8, 2007
- Koninklijke Philips Electronics, N.V.
- Helmut Bechtel
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Low-Pressure Mercury Vapor Discharge Lamp Comprising Uv-A Phosphor
- Publication number 20070228924
- Publication date Oct 4, 2007
- Koninklijke Philips Electronics, N.V.
- Thomas Justel
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Electroluminescent device with a transparent cathode
- Publication number 20060103321
- Publication date May 18, 2006
- Helmut Bechtel
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Electroluminescent devices comprising two-dimensional array
- Publication number 20050218797
- Publication date Oct 6, 2005
- Helmut Bechtel
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Electroluminescent device with a color filter
- Publication number 20050206310
- Publication date Sep 22, 2005
- Koninklijke Philips Electronics N.V.
- Dietrich Bertram
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Liquid crystal color display screen comprising a phosphor layer
- Publication number 20010043294
- Publication date Nov 22, 2001
- Helmut Bechtel
- G02 - OPTICS
Information Patent Application
Liquid crystal display screen comprising a fluorescent front plate
- Publication number 20010038426
- Publication date Nov 8, 2001
- Helmut Bechtel
- G02 - OPTICS

Helmut Bechtel

Person

Patents Grantslast 30 patents

Device and method for determining the conversion power of conversio...

Light emitting device with improved conversion layer

LED with improved light emission profile

Electroluminescence device

LED with improved light emittance profile

Electroluminescent device with a transparent cathode

Low-pressure mercury vapor discharge lamp comprising UV-A phosphor

Electroluminescent device with a color filter

Plasma picture screen with UV light reflecting front plate coating

Liquid crystal color display screen comprising a phosphor layer

Plasma display screen comprising a red phosphor

Zinc silicate luminescent materials and related luminescent screen...

Aluminate phosphor with a polyphosphate coating

Display screen comprising an adhesive layer

Luminescent screen containing phosphor particles coated with MoO.sub.3

Color display device having short decay phosphors

Luminescent phosphor screen containing catena-polyphosphate

Luminescent screen

Method of manufacturing a display tube

Patents Applicationslast 30 patents

DEVICE FOR DETERMINING THE CONVERSION POWER

PHOTONIC MATERIAL HAVING REGULARLY ARRANGED CAVITIES

LIGHT EMITTING PLATE SYSTEM WITH IMPROVED TRANSPARENCY

LIGHT EMITTING DEVICE WITH IMPROVED CONVERSION LAYER

PROCESS FOR THE INCORPORATION OF NANOPHOSPHORS INTO MICRO-OPTICAL S...

Led With Improved Light Emittance Profile

Electroluminescence Device

Electroluminescence Light Source

Illumination System Comprising a Radiation Source and a Luminescent...

Led with Improved Light Emission Profile

Low-Pressure Mercury Vapor Discharge Lamp Comprising Uv-A Phosphor

Electroluminescent device with a transparent cathode

Electroluminescent devices comprising two-dimensional array

Electroluminescent device with a color filter

Liquid crystal color display screen comprising a phosphor layer

Liquid crystal display screen comprising a fluorescent front plate