DR

David Ratz

📍 Cincinnati, OH: #3,621 of 8,043 inventorsTop 50%
🗺 Ohio: #30,338 of 73,341 inventorsTop 45%
Overall (All Time): #2,035,022 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9117361 Hand sanitizer monitor Stephen Hennigan 2015-08-25
8058983 Baby seat occupant detection system Sally Trimmer Davisson, Lisa A. Sheehy, Angela Caporelli, Kamill R. Hilberth 2011-11-15