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Douglas Brad Campbell — 1 Patent in 2003

AAAirborne Athletics: 1 patents #1 of 2Top 50%
Kapalaoa, HI: #1 of 1 inventorsTop 100%
Hawaii: #26 of 125 inventorsTop 25%
Overall (2003): #235,446 of 273,478Top 90%
1 Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6659893 Volleyball training apparatus Jeffery J. Campbell 2003-12-09

Nearby-Ranked Inventors

Donato Cardarelli1
Dominic Caravetta1
Dominick A. Caracas1
Donnie Campbell1
Douglas Campbell1
Donald S. Cameron1
Don F. Cameron1
Douglas Calvert1
Dominique Monique Charles Callant1