RA

Robert John Amundson

RI Ritchie Industries: 1 patents #1 of 3Top 35%
📍 Marshalltown, IA: #10 of 44 inventorsTop 25%
🗺 Iowa: #511 of 1,656 inventorsTop 35%
Overall (2023): #280,984 of 537,848Top 55%
1
Patents 2023

Issued Patents 2023

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11716968 Waterer valve system Eric David Sieverding, Tad D. Upah 2023-08-08