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

John E. Epler — 74 Patents

PCPhilips Lumileds Lighting Company: 31 patents #2 of 181Top 2%
Philips: 21 patents #89 of 7,731Top 2%
LULumileds: 17 patents #38 of 528Top 8%
Xerox: 10 patents #1,323 of 8,622Top 20%
Koniniklijke Philips N.V.: 8 patents #941 of 7,486Top 15%
LBLumileds Holding B.V.: 1 patents #44 of 130Top 35%
LULumileds Lighting Us: 1 patents #77 of 139Top 60%
San Jose, CA: #491 of 32,062 inventorsTop 2%
California: #4,029 of 386,348 inventorsTop 2%
Overall (All Time): #26,215 of 4,157,543Top 1%
74 Patents All Time
John E. Epler has been granted 74 US patents while listed as an inventor at Philips Lumileds Lighting Company. The first was granted in 1988 and the most recent in August 2023. John E. Epler ranks #26,215 of 4,157,543 US inventors in our database (top 0.63%). Patent records list John E. Epler in San Jose, CA, US.

Issued Patents All Time

Showing 1–25 of 74 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11735691 Micro light emitting devices Costas Dimitropoulos, Sungsoo Yi, Byung-Kwon Han 2023-08-22
11695099 Contact for a semiconductor light emitting device Aurelien Jean Francois David 2023-07-04
11271033 Micro light emitting devices Costas Dimitropoulos, Sungsoo Yi, Byung-Kwon Han 2022-03-08
11201265 Micro light emitting devices Costas Dimitropoulos, Sungsoo Yi, Byung-Kwon Han 2021-12-14
10964845 Micro light emitting devices Costas Dimitropoulos, Sungsoo Yi, Byung-Kwon Han 2021-03-30
10923628 Micrometer scale light emitting diode displays on patterned templates and substrates Costas Dimitropoulos, Sungsoo Yi, Byung-Kwon Han 2021-02-16
10818821 Light extraction using feature size and shape control in LED surface roughening Rajwinder Singh 2020-10-27
10811460 Micrometer scale light emitting diode displays on patterned templates and substrates Costas Dimitropoulos, Sungsoo Yi, Byung-Kwon Han 2020-10-20
10672949 Light emitting device including porous semiconductor Jonathan J. Wierer, Jr. 2020-06-02
10586891 Light emitting device with improved extraction efficiency Nathan Gardner, Werner Goetz, Michael Jason Grundmann, Melvin McLaurin, Michael D. Camras +1 more 2020-03-10
10304997 III-nitride light emitting device with a region including only ternary, quaternary, and/or quinary III-nitride layers Michael Jason Grundmann, Nathan Gardner, Werner Goetz, Melvin McLaurin, Francisco Leon 2019-05-28
10217901 Light emitting device with improved extraction efficiency Nathan Gardner, Werner Goetz, Michael Jason Grundmann, Melvin McLaurin, Michael D. Camras +1 more 2019-02-26
10158049 Method of bonding a substrate to a semiconductor light emitting device Grigoriy Basin, Paul Scott Martin 2018-12-18
10147843 Semiconductor light emitting device including a window layer and a light-directing structure James G. Neff, Oleg Borisovich Shchekin 2018-12-04
10121937 Light extraction using feature size and shape control in LED surface roughening Rajwinder Singh 2018-11-06
10090435 III-nitride light emitting device including porous semiconductor Jonathan J. Wierer, Jr. 2018-10-02
9991414 Method of forming a composite substrate Nathan Gardner, Melvin McLaurin, Michael Jason Grundmann, Werner Goetz, Qi Ye 2018-06-05
9711687 Light emitting device with improved extraction efficiency Nathan Gardner, Werner Goetz, Michael Jason Grundmann, Melvin McLaurin, Michael D. Camras +1 more 2017-07-18 $832,000
9634181 Method of forming a composite substrate Nathan Gardner, Melvin McLaurin, Michael Jason Grundmann, Werner Goetz, Qi Ye 2017-04-25 $1,192,000
9583679 P-contact with more uniform injection and lower optical loss 2017-02-28 $643,000
9559258 Light extraction using feature size and shape control in LED surface roughening Rajwinder Singh 2017-01-31 $513,000
9385265 III-nitride light emitting device including porous semiconductor Jonathan J. Wierer, Jr. 2016-07-05
9312437 P-contact with more uniform injection and lower optical loss 2016-04-12 $464,000
9209359 Light emitting device with improved extraction efficiency Nathan Gardner, Werner Goetz, Michael Jason Grundmann, Melvin McLaurin, Michael D. Camras +1 more 2015-12-08 $483,000
9076944 Method of bonding a semiconductor device using a compliant bonding structure James G. Neff, Stefano Schiaffino 2015-07-07 $507,000