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

Dwayne Campbell — 6 Patents

RARadioshack: 2 patents #12 of 49Top 25%
FOFoveon: 1 patents #32 of 65Top 50%
SLSmithkline Beecham (Cork) Limited: 1 patents #10 of 32Top 35%
SLSmithkline Beecham Limited: 1 patents #893 of 1,624Top 55%
Durham, NC: #853 of 4,103 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
Dwayne Campbell has been granted 6 US patents while listed as an inventor at Radioshack. The first was granted in 2004 and the most recent in November 2023. Dwayne Campbell ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Dwayne Campbell in Durham, NC, US.

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11812898 Portable towel dispensing device 2023-11-14
10666884 Method of classifying and correcting image sensor defects utilizing defective-pixel information from color channels Svetlana P. Piner 2020-05-26
8821927 Pharmaceutical composition Barry Howard Carter 2014-09-02
8212376 Apparatus and method for providing operative power to powerline-network device Peter Griffin 2012-07-03 $5,058,000
7171308 Weather station 2007-01-30 $28,317,000
6770141 Systems for controlling evaporative drying processes using environmental equivalency Joseph T. Marranca, Raymond E. Pope, Robert Stagner 2004-08-03