Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Ronan P. LeToquin — 25 Patents

CRCree: 23 patents #61 of 639Top 10%
ILIdeal Industries Lighting: 1 patents #128 of 178Top 75%
LULumileds: 1 patents #320 of 528Top 65%
Fremont, CA: #647 of 9,298 inventorsTop 7%
California: #22,079 of 386,348 inventorsTop 6%
Overall (All Time): #158,593 of 4,157,543Top 4%
25 Patents All Time
Ronan P. LeToquin has been granted 25 US patents while listed as an inventor at Cree. The first was granted in 2011 and the most recent in November 2022. Ronan P. LeToquin ranks #158,593 of 4,157,543 US inventors in our database (top 3.8%). Patent records list Ronan P. LeToquin in Fremont, CA, US.

Issued Patents All Time

Showing 1–25 of 25 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11508892 Folded heatsink design for thermal challenging LED applications Jeroen Den Breejen, Zongjie Yuan 2022-11-22
10359151 Solid state lamp with thermal spreading elements and light directing optics Eric Tarsa, Tao Tong, Bernd Keller 2019-07-23
9897276 Reduced phosphor lighting devices Antony Paul Van De Ven, Christopher P. Hussell, Zongjie Yuan, Tao Tong, Peter Guschl 2018-02-20 $10,658,000
9500325 LED lamp incorporating remote phosphor with heat dissipation features Tao Tong, Bernd Keller, Eric Tarsa 2016-11-22 $7,383,000
9310030 Non-uniform diffuser to scatter light into uniform emission pattern Tao Tong, Bernd Keller, Eric Tarsa, Mark Youmans, Theodore Lowes +5 more 2016-04-12 $2,814,000
9275979 Enhanced color rendering index emitter through phosphor separation Tao Tong, Bernd Keller, James Ibbetson, Gerald H. Negley 2016-03-01 $4,261,000
9217544 LED based pedestal-type lighting structure Tao Tong, Bernd Keller, Theodore Lowes, Eric Tarsa, Mark Youmans 2015-12-22 $2,966,000
9220149 Lighting devices having remote lumiphors that are excited by lumiphor-converted semiconductor excitation sources Paul Kenneth Pickard, Antony Paul Van De Ven 2015-12-22 $2,966,000
9062830 High efficiency solid state lamp and bulb Long Larry Le, Paul Kenneth Pickard, James Michael Lay, Tao Tong, Bernd Keller +6 more 2015-06-23 $3,004,000
9057511 High efficiency solid state lamp and bulb Long Larry Le, Bernd Keller, Eric Tarsa, Paul Kenneth Pickard, James Michael Lay +6 more 2015-06-16 $10,152,000
9024517 LED lamp with remote phosphor and diffuser configuration utilizing red emitters Zongjie Yuan, Eric Tarsa, Tao Tong, Bernd Keller, Long Larry Le +2 more 2015-05-05 $4,876,000
8921875 Recipient luminophoric mediums having narrow spectrum luminescent materials and related semiconductor light emitting devices and methods Tao Tong, Robert C. Glass 2014-12-30 $5,727,000
8847478 Multi-chip light emitting device lamps for providing high-CRI warm white light and light fixtures including the same Nicholas W. Medendorp, Jr., Mark McClear, Bernd Keller, George R. Brandes 2014-09-30 $5,264,000
8664846 Solid state lighting device including green shifted red component Antony Paul Van De Ven, Gerald H. Negley, Bernd Keller, James Ibbetson 2014-03-04 $19,348,000
8632196 LED lamp incorporating remote phosphor and diffuser with heat dissipation features Tao Tong, Bernd Keller, Eric Tarsa 2014-01-21 $30,293,000
8562161 LED based pedestal-type lighting structure Tao Tong, Bernd Keller, Theodore Lowes, Eric Tarsa, Mark Youmans 2013-10-22 $9,185,000
8558252 White LEDs with emission wavelength correction James Ibbetson, Bernd Keller, Matthew Donofrio, Michael John Bergmann 2013-10-15 $33,052,000
8508117 High CRI lighting device with added long-wavelength blue color Gerald H. Negley, Antony Paul Van De Ven, Bernd Keller, Peter Scott Andrews 2013-08-13 $12,263,000
8508127 High CRI lighting device with added long-wavelength blue color Gerald H. Negley, Antony Paul Van De Ven, Bernd Keller, Peter Scott Andrews 2013-08-13 $12,263,000
8441179 Lighting devices having remote lumiphors that are excited by lumiphor-converted semiconductor excitation sources Paul Kenneth Pickard, Antony Paul Van De Ven 2013-05-14 $21,914,000
8410680 Multi-chip light emitting device lamps for providing high-CRI warm white light and light fixtures including the same Nicholas W. Medendorp, Jr., Mark McClear, Bernd Keller, George R. Brandes 2013-04-02 $5,206,000
8125137 Multi-chip light emitting device lamps for providing high-CRI warm white light and light fixtures including the same Nicholas W. Medendorp, Jr., Mark McClear, Bernd Keller, George R. Brandes 2012-02-28 $7,007,000
D654193 LED lamp Tao Tong, Bernd Keller, Eric Tarsa, Mark Youmans, Theodore Lowes +4 more 2012-02-14
D653365 LED lamp Zongjie Yuan, Eric Tarsa, Tao Tong, Bernd Keller 2012-01-31
7943952 Method of uniform phosphor chip coating and LED package fabricated using method Ban P. Loh, Nicholas W. Medendorp, Jr., Peter Scott Andrews, Yankun Fu, Michael P. Laughner 2011-05-17 $7,262,000