DJ

Delbert Dale Johnson

📍 San Diego, CA: #11,944 of 23,606 inventorsTop 55%
🗺 California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #2,059,561 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10512584 Mobility assistance device Kim Goodsell, Charles Benjamin Goodsell, Charles Curbbun, Arvin Grande Abadilla, Julian Groeli +4 more 2019-12-24
D714923 Air purifier Rolf Engelhard, Julian Groeli, Matthew Kranz 2014-10-07