PR

Penny Roberts

📍 Winterset, IA: #22 of 74 inventorsTop 30%
🗺 Iowa: #6,094 of 15,303 inventorsTop 40%
Overall (All Time): #1,996,137 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9845558 Multi-spool threader 2017-12-19
9021969 Multi-spool threader 2015-05-05