Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
WC

William Erwin Cohen — 29 Patents

GE: 20 patents #1,372 of 36,430Top 4%
CSCurrent Lighting Solutions: 6 patents #9 of 175Top 6%
LSLawrence Livermore National Security: 2 patents #548 of 1,665Top 35%
C(Consumer Lighting (U.S.): 1 patents #22 of 47Top 50%
SSSavant Systems: 1 patents #124 of 120Top 105%
Solon, OH: #31 of 517 inventorsTop 6%
Ohio: #1,898 of 73,341 inventorsTop 3%
Overall (All Time): #127,851 of 4,157,543Top 4%
29 Patents All Time
William Erwin Cohen has been granted 29 US patents while listed as an inventor at GE. The first was granted in 1988 and the most recent in August 2025. William Erwin Cohen ranks #127,851 of 4,157,543 US inventors in our database (top 3.1%). Patent records list William Erwin Cohen in Solon, OH, US.

Issued Patents All Time

Showing 1–25 of 29 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12402453 Systems and methods for fluoride ceramic phosphors for LED lighting Nerine Cherepy, Ross Allen Osborne, Stephen A. Payne, Zachary M. Seeley, Alok Mani Srivastava +1 more 2025-08-26
11862758 Systems and methods for fluoride ceramic phosphors for LED lighting Nerine Cherepy, Ross Allen Osborne, Stephen A. Payne, Zachary M. Seeley, Alok Mani Srivastava +1 more 2024-01-02 $55,209,000
11477945 Horticulture lighting device William Winder Beers, Alok Mani Srivastava 2022-10-25
11114591 Core-shell materials with red-emitting phosphors James Edward Murphy, William Winder Beers 2021-09-07
10920938 LED apparatus employing neodymium based materials with variable content of fluorine and oxygen Kevin Jeffrey Benner, Thomas Boyle, Dengke Cai, Thomas Clynne, Jean-Patrick Ducroux +9 more 2021-02-16
10851293 Phosphor materials for light sources and method for manufacturing the same Fangming Du, William Winder Beers, Clark David Nelson 2020-12-01
10619803 LED apparatus employing neodymium based materials with variable content of fluorine and oxygen Kevin Jeffrey Benner, Thomas Boyle, Dengke Cai, Thomas Clynne, Jean-Patrick Ducroux +9 more 2020-04-14
10563121 Red-emitting phosphors and associated devices William Winder Beers, Jianmin He, Fangming Du, James Edward Murphy, Clark David Nelson +1 more 2020-02-18
10047286 Color stable red-emitting phosphors Fangming Du, William Winder Beers, Clark David Nelson, Jenna Marie Novak, John Matthew Root +2 more 2018-08-14 $16,160,000
9890328 Phosphor compositions and lighting apparatus thereof Samuel Joseph Camardello, Alok Mani Srivastava, Fangming Du, Holly Ann Comanzo, William Winder Beers 2018-02-13 $14,939,000
9633830 Phosphor-containing coating systems and fluorescent lamps equipped therewith Alok Mani Srivastava, William Winder Beers, Fangming Du 2017-04-25 $15,266,000
9605199 Oxy-bromide phosphors and uses thereof Sam Joseph Camardello, Alok Mani Srivastava, Holly Ann Comanzo, William Winder Beers, Fangming Du 2017-03-28 $19,318,000
9537061 Phosphor compositions and lighting apparatus thereof Alok Mani Srivastava, Holly Ann Comanzo, William Winder Beers, Samuel Joseph Camardello, Fangming Du 2017-01-03 $13,827,000
9404034 Coating systems and fluorescent lamps provided therewith Fangming Du, Alok Mani Srivastava, William Winder Beers 2016-08-02 $19,412,000
9346999 Method of forming efficient phosphor powders Holly Ann Comanzo, Alok Mani Srivastava, William Winder Beers 2016-05-24 $21,954,000
9335011 Oxyfluoride phosphor compositions and lighting apparatus thereof Alok Mani Srivastava, William Winder Beers, Holly Ann Comanzo 2016-05-10 $20,337,000
9328878 Phosphor compositions and lighting apparatus thereof Alok Mani Srivastava, William Winder Beers, Holly Ann Comanzo 2016-05-03 $17,347,000
9321959 Process of forming phosphor particles with core shell structures Alok Mani Srivastava, Holly Ann Comanzo, William Winder Beers, Samuel Joseph Camardello, Digamber Gurudas Porob 2016-04-26 $19,936,000
9269559 Compositions and methods for modifying lumen maintenance characteristics of phosphor-containing coatings Jon Bennett Jansma, William Winder Beers, Fangming Du 2016-02-23 $29,794,000
9142397 High color rendering index fluorescent lamp with multi-layer phosphor coating Fangming Du, Heidi M. Anderson, Stephen Lloyd Killion, Adam Jason Burns 2015-09-22 $27,081,000
9123525 Phosphor materials, fluorescent lamps provided therewith, and methods therefor Alok Mani Srivastava, Holly Ann Comanzo, William Winder Beers, Samuel Joseph Camardello, Digamber Gurudas Porob 2015-09-01 $20,577,000
9117650 Fluorescent lamp with high color rendering index and coating systems therefor Fangming Du, Brett R. Bradley, Nathaniel Jon Farkas, Clark David Nelson 2015-08-25 $15,299,000
9018830 Strontium phosphor blends having high CRI Fangming Du, William Winder Beers, Jon Bennett Jansma 2015-04-28 $26,905,000
8987984 Fluorescent lamp including phosphor composition with special BAMn phosphor, (Ba,Sr,Ca)(Mg1-x Mnx)Al10O17:Eu2+ Fangming Du, William Winder Beers, Jon Bennett Jansma 2015-03-24 $10,900,000
8866372 Phosphor system for improved efficacy lighting sources William Winder Beers, Jon Bennett Jansma, Fangming Du, Alok Mani Srivastava, Samuel Joseph Camardello +1 more 2014-10-21 $12,219,000