RR

Renald A. Ratti

BL Bell Telephone Laboratories: 1 patents #567 of 1,445Top 40%
📍 Westerville, OH: #359 of 636 inventorsTop 60%
🗺 Ohio: #42,657 of 73,341 inventorsTop 60%
Overall (All Time): #4,104,054 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4182934 Method and apparatus for detecting irregular telephone calls Charles T. Keys 1980-01-08