PC

Patrick K. Callahan

PI Progressive Casualty Insurance: 2 patents #35 of 91Top 40%
📍 Macedonia, OH: #61 of 143 inventorsTop 45%
🗺 Ohio: #30,338 of 73,341 inventorsTop 45%
Overall (All Time): #2,039,132 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9183593 Customizable insurance system Dale Alan Willis, David L. Rolnik, Glenn M. Renwick, Daniel W. Michael, Raymond Scott Ling +3 more 2015-11-10
8433588 Customizable insurance system Dale Alan Willis, David L. Rolnik, Glenn M. Renwick, Daniel W. Michael, Raymond Scott Ling +3 more 2013-04-30