DD

Duane DeJong

UN Unknown: 1 patents #216 of 2,810Top 8%
📍 Elk Grove, CA: #2 of 15 inventorsTop 15%
🗺 California: #3,906 of 28,370 inventorsTop 15%
Overall (2004): #66,706 of 270,089Top 25%
2
Patents 2004

Issued Patents 2004

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6755430 Wheelchair drive assembly Brian M. Watwood, Errol C. Armstrong, Dayn E. Beals 2004-06-29
D488747 Bicycle training wheel assembly James P. Dudley, Victor T. Robinson, Jubal DeLong 2004-04-20