ES

Earl Grant, Sr.

UN Unknown: 1 patents #213 of 2,616Top 9%
📍 Chicago, IL: #299 of 948 inventorsTop 35%
🗺 Illinois: #2,058 of 6,921 inventorsTop 30%
Overall (2011): #311,769 of 364,097Top 90%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7876065 Method for extending the time a portable generator powered by a DC battery may operate by recharging the battery at the same time it is being used as a power source 2011-01-25