Inventor

William Winder Beers

Inventor

Chesterland, OH, US

Overview

68→

Patents

1986–2021

Patent span

Electricity

Primary field (CPC H)

Patents· 68 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C09Kprimary

C09KMaterials for miscellaneous applications, not provided for elsewhere30%

H01JElectric discharge tubes or discharge lamps16%

H10HInorganic light-emitting semiconductor devices having potential barriers11%

Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications7%

H01LSemiconductor devices5%

H05BElectric heating5%

F21KNon-electric light sources using luminescence4%

H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h104%

F21YIndexing scheme associated with subclasses f21k, f21l, f21s and f21v, relating to the form or the kind of the light sources or of the colour of the light emitted3%

C09DCoating compositions, e.g. paints, varnishes or lacquers2%

PatentTitleYear

11,114,591Core-shell materials with red-emitting phosphors2021 11,098,246Color stable red-emitting phosphors2021 10,883,045Phosphor materials including fluidization materials for light sources2021 10,851,293Phosphor materials for light sources and method for manufacturing the same2020 10,563,121Red-emitting phosphors and associated devices2020 10,208,943Lamps for enhanced optical brightening and color preference2019 10,196,565Enhanced color-preference light sources2019 10,047,286Color stable red-emitting phosphors2018 9,938,457Methods for fabricating devices containing red line emitting phosphors2018 9,890,328'Phosphor compositions and lighting apparatus thereof'2018 9,633,830'Phosphor-containing coating systems and fluorescent lamps equipped therewith'2017 9,605,199'Oxy-bromide phosphors and uses thereof'2017 9,537,061'Phosphor compositions and lighting apparatus thereof'2017 9,404,034'Coating systems and fluorescent lamps provided therewith'2016 9,388,336'Processes for preparing color stable manganese-doped complex fluoride phosphors'2016 9,346,999'Method of forming efficient phosphor powders'2016 9,335,011'Oxyfluoride phosphor compositions and lighting apparatus thereof'2016 9,328,878'Phosphor compositions and lighting apparatus thereof'2016 9,321,959'Process of forming phosphor particles with core shell structures'2016 9,269,559'Compositions and methods for modifying lumen maintenance characteristics of phosphor-containing coatings'2016 9,123,525'Phosphor materials, fluorescent lamps provided therewith, and methods therefor'2015 9,018,830'Strontium phosphor blends having high CRI'2015 8,994,261'Enhanced color contrast light source'2015 8,987,984'Fluorescent lamp including phosphor composition with special BAMn phosphor, (Ba,Sr,Ca)(Mg1-x Mnx)Al10O17:Eu2+'2015 8,866,372'Phosphor system for improved efficacy lighting sources'2014 8,704,438'Lamp with phosphor composition for improved lumen performance, and method for making same'2014 8,545,723'Persistent phosphor'2013 8,506,843'White emitting persistent phosphor'2013 8,461,753'Fluorescent lamp with multi-layer phosphor coating'2013 8,405,324'Hospital lighting with solid state emitters'2013 8,404,153'White persistent phosphor blend or layered structure'2013 8,373,338'Enhanced color contrast light source at elevated color temperatures'2013 8,324,793'Rare earth doped luminescent material'2012 8,278,814'Enhanced color contrast light source'2012 8,247,959'Solid state illumination system with improved color quality'2012 8,022,631'Color control of light sources employing phosphors'2011 8,003,012'Method for producing a palette of colors for persistent phosphors and phosphors made by same'2011 7,959,827'Persistent phosphor'2011 7,800,291'Low wattage fluorescent lamp'2010 7,652,415'Electrode materials for electric lamps and methods of manufacture thereof'2010 7,642,719'Energy efficient fluorescent lamp having an improved starting assembly and preferred method for manufacturing'2010 7,391,148'Phosphor blends for high-CRI fluorescent lamps'2008 7,378,797'Fluorescent lamp with conductive coating'2008 7,358,542'Red emitting phosphor materials for use in LED and LCD applications'2008 7,179,402'Phosphors containing phosphate and/or borate of metals of group IIIA, group IVA, and lanthanide series, and light sources incorporating the same'2007 7,122,128'Phosphors containing borate of terbium, alkaline-earth, and Group-3 metals, and light sources incorporating the same'2006 7,119,488'Optimized phosphor system for improved efficacy lighting sources'2006 7,077,980'Phosphors containing oxides of alkaline-earth and group-13 metals, and light sources incorporating the same'2006 6,879,091'Composite electrode materials for electric lamps and methods of manufacture thereof'2005 6,853,131'Single phosphor for creating white light with high luminosity and high CRI in a UV LED device'2005 6,849,996'Electrode materials for electric lamps and methods of manufacture thereof'2005 6,774,556'Device with Mn2 activated green emitting SrAl12O19 luminescent material'2004 6,580,097'Light emitting device with phosphor composition'2003 6,522,065'Single phosphor for creating white light with high luminosity and high CRI in a UV led device'2003 6,469,322'Green emitting phosphor for use in UV light emitting diodes'2002 6,436,313'Rare earth doped halophosphate phosphor'2002 6,402,987'YMO4:Eu,L phoshpor with improved lumen maintenance'2002 6,384,534'Electrode material for fluorescent lamps'2002 6,302,959'Mn2+ activated green emitting SrAl12O19 luminescent material'2001 6,294,800'Phosphors for white light generation from UV emitting diodes'2001 6,278,135'Green-light emitting phosphors and light sources using the same'2001 6,252,254'Light emitting device with phosphor composition'2001 6,210,605'Mn2+ activated green emitting SrAL12O19 luminiscent material'2001 5,788,883'Determination process for determining if quantum splitting phosphors are obtained and novel compositions'1998 5,571,451'Quantum splitting oxide phosphor and method of making'1996 5,552,082'Quantum splitting oxide phosphor and method of making'1996 4,638,214'Fluorescent lamp containing aluminate phosphor'1987 4,631,144'Aluminate phosphor'1986

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986–2020Patents assigned to GEN ELECTRIC (59)· patent assignee history

1986–1987Based in Lyndhurst, OH, US· patent location history

1996–2021Based in Chesterland, OH, US· patent location history

2012–2015Patents assigned to BEERS WILLIAM WINDER (9)· patent assignee history

2012–2014Patents assigned to COMANZO HOLLY ANN (5)· patent assignee history

2012–2015Patents assigned to BEERS WILLIAM W (4)· patent assignee history

2015Based in Cleveland, OH, US· patent location history

2019Based in East Cleveland, OH, US· patent location history

2020–2021Patents assigned to CURRENT LIGHTING SOLUTIONS LLC (5)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
GEN ELECTRIC	59	1986–2020
BEERS WILLIAM WINDERself	9	2012–2015
COMANZO HOLLY ANN	5	2012–2014
CURRENT LIGHTING SOLUTIONS LLC	5	2020–2021
BEERS WILLIAM Wself	4	2012–2015

Locations

Location	Patents	Span
Chesterland, OH, US	64	1996–2021
Lyndhurst, OH, US	2	1986–1987
East Cleveland, OH, US	1	2019
Cleveland, OH, US	1	2015