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

David Clatterbuck — 6 Patents

CRCree: 6 patents #211 of 639Top 35%
Raleigh, NC: #1,395 of 6,378 inventorsTop 25%
North Carolina: #8,673 of 45,564 inventorsTop 20%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
David Clatterbuck has been granted 6 US patents while listed as an inventor at Cree. The first was granted in 2014 and the most recent in October 2018. David Clatterbuck ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list David Clatterbuck in Raleigh, NC, US.

Patents per Year

Patents granted per year, 2014 to 2018Bar chart with a peak of 3 patents in 2016.peak 32014: 1 patents20142016: 3 patents20162018: 2 patents2018

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10109773 Light-emitting devices having closely-spaced broad-spectrum and narrow-spectrum luminescent materials and related methods Iliya Todorov, Jasper Cabalu, Brian T. Collins, Michael John Bergmann, Florin A. Tudorica 2018-10-23 $9,907,000
9871173 Light emitting devices having closely-spaced broad-spectrum and narrow-spectrum luminescent materials and related methods Iliya Todorov, Jasper Cabalu, Brian T. Collins, Michael John Bergmann, Florin A. Tudorica 2018-01-16 $6,022,000
9437788 Light emitting diode (LED) component comprising a phosphor with improved excitation properties Harry A. Seibel, II, Douglas E. Kinkenon 2016-09-06 $2,099,000
9331253 Light emitting diode (LED) component comprising a phosphor with improved excitation properties 2016-05-03 $3,587,000
9240528 Solid state lighting apparatus with high scotopic/photopic (S/P) ratio Michael John Bergmann, James Ibbetson, Charles Draper, Nalini Gupta 2016-01-19 $3,655,000
8747697 Gallium-substituted yttrium aluminum garnet phosphor and light emitting devices including the same Brian T. Collins 2014-06-10 $10,110,000