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

David N. Randolph — 16 Patents

CRCree: 14 patents #117 of 639Top 20%
ILIdeal Industries Lighting: 2 patents #93 of 178Top 55%
Roxboro, NC: #2 of 69 inventorsTop 3%
North Carolina: #3,044 of 45,564 inventorsTop 7%
Overall (All Time): #284,196 of 4,157,543Top 7%
16 Patents All Time
David N. Randolph has been granted 16 US patents while listed as an inventor at Cree. The first was granted in 2013 and the most recent in May 2021. David N. Randolph ranks #284,196 of 4,157,543 US inventors in our database (top 6.8%). Patent records list David N. Randolph in Roxboro, NC, US.

Patents per Year

Patents granted per year, 2013 to 2021Bar chart with a peak of 3 patents in 2014.peak 32013: 1 patents20132014: 3 patents20142015: 2 patents20152016: 2 patents20162017: 1 patents20172018: 1 patents20182019: 2 patents20192020: 2 patents20202021: 2 patents2021

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11002442 Lighting fixture John R. Rowlette, Jr. 2021-05-11
10962199 Solid state lighting components Florin A. Tudorica, Christopher P. Hussell, John W. Durkee, Peter Scott Andrews, Mark Cash 2021-03-30 $56,591,000
10734560 Configurable circuit layout for LEDs Ryan C. Mohn 2020-08-04 $48,732,000
10683971 Solid state lighting components Florin A. Tudorica, Christopher P. Hussell, John W. Durkee, Peter Scott Andrews, Mark Cash 2020-06-16 $39,711,000
10436971 Wall washing light fixtures 2019-10-08
10274183 Lighting fixture John R. Rowlette, Jr. 2019-04-30 $18,102,000
9877374 Lighting apparatus and methods providing variable illumination characteristics based on object detection 2018-01-23 $7,144,000
9713225 Overheating safety device and luminaire 2017-07-18 $3,818,000
9441819 Modular optic for changing light emitting surface John R. Rowlette, Jr., Craig Curtis 2016-09-13 $3,204,000
9429296 Modular optic for changing light emitting surface John R. Rowlette, Jr., Craig Curtis 2016-08-30 $3,795,000
9022616 Lens assembly for a solid-state lighting fixture 2015-05-05 $4,876,000
9022599 Multi-point to single point optic 2015-05-05 $4,876,000
D718897 Multi-point to single-point optic for a lighting fixture 2014-12-02
D710048 Lighting fixture lens John R. Rowlette, Jr. 2014-07-29
D698478 Lighting fixture John R. Rowlette, Jr. 2014-01-28
D692171 Lighting fixture John R. Rowlette, Jr. 2013-10-22