Inventor

BECHTEL HANS-HELMUT

DE95 patents

⚠️ This page may combine multiple inventors who share the name “BECHTEL HANS-HELMUT”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BECHTEL HANS-HELMUT

KONINKL PHILIPS ELECTRONICS NV

Electro-optic filament or fibre

Multi-grain luminescent ceramics for light emitting devices

Plasma picture screen with UV light emitting layer

Light emitting device with conversion structure

Fluorescent lighting creating white light

LED-based light module package including a ceramic layer and a light sensor

Organic electroluminescent display device comprising an optical filter

Vacuum display device

Plasma picture screen with mixed particle phosphor

Plasma picture sceen with a terbium(III)-activated phosphor

Electroluminescent device

Structured substrate for a LED

Light-emitting device

Plasma picture screen with a phosphor layer

LUMILEDS LLC

Lighting system having reduced melanopic spectral content

Light emitting device with improved warm-white color point

Luminescent ceramic for a light emitting device

Luminescent ceramic for a light emitting device

Light emitting device with improved warm-white color point

Light emitting device with improved warm-white color point

Bonding of phosphor converter emitters

Phosphor layer for micro-LED applications

Protection layer for a light emitting diode

Optical coupling layer to improve output flux in LEDs

KONINKLIJKE PHILIPS NV

LED based device with wide color gamut

LED based device with wide color gamut

LED with scattering features in substrate

Light emitting device including a filter and a protective layer

Phosphor converted light emitting diode, a lamp and a luminaire

Method of forming a wavelength converted light emitting device

Blue emitting phosphor converted LED with blue pigment

Phosphor converted LED

Light scattering and conversion plate for LEDs

BECHTEL HANS-HELMUT

Arrangement for emitting mixed light

Light scattering and conversion plate for LEDs

Electroluminescent light source with improved color rendering

LED assembly

Illumination device, particularly with luminescent ceramics

Arrangement for emitting mixed light

SCHMIDT PETER

Electroluminescent device

Light emitting device with a plurality of uniform diameter ceramic spherical color converter elements

PHILIPS LUMILEDS LIGHTING CO

Luminescent ceramic for a light emitting device

PHILIPS LIGHTING HOLDING BV

PC-LED module with enhanced white rendering and conversion efficiency

BOERNER HERBERT FRIEDRICH

Light emitting device including multiple OLEDs

SCHMIDT PETER J

Light emitting device with an improved CaAlSiN light converting material

HOFMANN BERND

Light emitting device with ceramic conversion material

MUELLER GERD O

Luminescent ceramic for a light emitting device

BECHTEL HANS HELMUT

LED assembly comprising a light scattering layer

SCHMIDT PETER JOSEF

Red emitting luminescent materials

MEYER JOERG

White emitting light source and luminescent material with improved colour stability