DR

Dennis M. Ryan

AM Ampex: 1 patents #1 of 8Top 15%
📍 San Mateo, CA: #30 of 120 inventorsTop 25%
🗺 California: #4,598 of 17,285 inventorsTop 30%
Overall (1997): #159,778 of 185,788Top 90%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5646798 Moveable capstan assembly for selectively contacting a media, which assembly includes a tachometer sensor 1997-07-08