RI

Ross Robert Ingwersen

📍 Des Moines, IA: #149 of 657 inventorsTop 25%
🗺 Iowa: #3,757 of 15,303 inventorsTop 25%
Overall (All Time): #1,185,386 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9976305 Structural tube Derek Jay Hemphill, Jake Bigelow, Jason Hoffman, Christopher Alan Jacob, Ryan Oliver +1 more 2018-05-22
9441658 Structural tube Derek Jay Hemphill, Jake Bigelow, Jason Hoffman, Christopher Alan Jacob, Ryan Oliver +1 more 2016-09-13
8887461 Structural tube Derek Jay Hemphill, Jake Bigelow, Jason Hoffman, Christopher Alan Jacob, Ryan Oliver +1 more 2014-11-18
8528282 Structural tube Derek Jay Hemphill, Jake Bigelow, Jason Hoffman, Christopher Alan Jacob, Ryan Oliver +1 more 2013-09-10