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

Mark Youmans — 20 Patents

CRCree: 14 patents #117 of 639Top 20%
ILIdeal Industries Lighting: 5 patents #37 of 178Top 25%
CUCree Lighting Usa: 1 patents #13 of 45Top 30%
Goleta, CA: #70 of 1,303 inventorsTop 6%
California: #29,208 of 386,348 inventorsTop 8%
Overall (All Time): #214,803 of 4,157,543Top 6%
20 Patents All Time
Mark Youmans has been granted 20 US patents while listed as an inventor at Cree. The first was granted in 2012 and the most recent in July 2025. Mark Youmans ranks #214,803 of 4,157,543 US inventors in our database (top 5.2%). Patent records list Mark Youmans in Goleta, CA, US.

Patents per Year

Patents granted per year, 2012 to 2025Bar chart with a peak of 4 patents in 2015.peak 42012: 1 patents20122013: 2 patents2014: 1 patents20142015: 4 patents2016: 3 patents20162017: 2 patents2019: 1 patents20192020: 2 patents2021: 1 patents20212022: 1 patents2023: 1 patents20232025: 1 patents2025

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12353005 Waveguide-based light sources with dynamic beam shaping Eric Tarsa, Jean-Claude David Ramey DeSugny, David Stone, Benjamin A. Jacobson, Shawn Patrick Keeney +3 more 2025-07-08
11719882 Waveguide-based light sources with dynamic beam shaping Eric Tarsa, Jean-Claude David Ramey DeSugny, David Stone, Benjamin A. Jacobson, Shawn Patrick Keeney +3 more 2023-08-08
11290621 Sensor housings, modules, and luminaires incorporating the same comprising a heat sink with heat dissipation structures radially arranged over the outer wall of a sensor housing Hormoz Benjamin, Theodore Lowes 2022-03-29
11156764 Bonded optical systems and applications thereof Claudio Girotto, Theodore Lowes, Chandan Bhat 2021-10-26
10848650 Sensor housings, modules, and luminaires incorporating the same comprising a heat sink integrated with one or more walls defining a cavity accepting a sensor Hormoz Benjamin, Theodore Lowes 2020-11-24
10690315 Luminaire utilizing gasket vent Theodore Lowes, Chandan Bhat 2020-06-23
10416377 Luminaire with controllable light emission Claudio Girotto, Eric Tarsa, Nathan Snell, James Ibbetson, Theodore Lowes +4 more 2019-09-17 $50,811,000
9664369 LED lamp Charles W. Richards, Shawn Patrick Keeney, Michael Leung, Nicholas Desilva, Dante P. Nava +1 more 2017-05-30 $3,002,000
9625105 LED lamp with active cooling element Tao Tong, Yejin He 2017-04-18 $4,402,000
9316361 LED lamp with remote phosphor and diffuser configuration Tao Tong, Ronan P. Le Toquin, Bernd Keller, Eric Tarsa, Theodore Lowes +3 more 2016-04-19 $2,305,000
9310030 Non-uniform diffuser to scatter light into uniform emission pattern Tao Tong, Ronan P. LeToquin, Bernd Keller, Eric Tarsa, Theodore Lowes +5 more 2016-04-12 $2,814,000
9303857 LED lamp with omnidirectional light distribution Nicholas Desilva, Dante P. Nava, Robert Higley 2016-04-05 $4,180,000
9217544 LED based pedestal-type lighting structure Tao Tong, Ronan P. LeToquin, Bernd Keller, Theodore Lowes, Eric Tarsa 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, Ronan P. LeToquin +6 more 2015-06-23 $3,004,000
9057511 High efficiency solid state lamp and bulb Long Larry Le, Ronan P. LeToquin, Bernd Keller, Eric Tarsa, Paul Kenneth Pickard +6 more 2015-06-16 $10,152,000
8931933 LED lamp with active cooling element Tao Tong, Yejin He 2015-01-13 $7,824,000
8882284 LED lamp or bulb with remote phosphor and diffuser configuration with enhanced scattering properties Tao Tong, Ronan P. Le Toquin, Bernd Keller, Eric Tarsa, Theodore Lowes +3 more 2014-11-11 $9,590,000
8562161 LED based pedestal-type lighting structure Tao Tong, Ronan P. LeToquin, Bernd Keller, Theodore Lowes, Eric Tarsa 2013-10-22 $9,185,000
8563339 System for and method for closed loop electrophoretic deposition of phosphor materials on semiconductor devices Eric Tarsa, Michael Leung, Bernd Keller, Robert D. Underwood 2013-10-22 $9,185,000
D654193 LED lamp Tao Tong, Ronan P. LeToquin, Bernd Keller, Eric Tarsa, Theodore Lowes +4 more 2012-02-14