DR

Danny G. Rogge

PH Perfection Holdings: 1 patents #14 of 29Top 50%
📍 Dorset, OH: #3 of 3 inventorsTop 100%
🗺 Ohio: #42,657 of 73,341 inventorsTop 60%
Overall (All Time): #3,987,190 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4712813 Coupling apparatus David P. Passerell 1987-12-15