RR

Roger Alan Ristau

ST Seagate Technology: 4 patents #1,284 of 4,626Top 30%
Overall (All Time): #1,265,985 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6756136 Chromium-alloy seedlayers for recording media Samuel D. Harkness, IV, Li-Lien Lee, Rajiv Yadav Ranjan 2004-06-29
6645614 Magnetic recording media having enhanced coupling between magnetic layers Erol Girt 2003-11-11
6589676 Corrosion resistant magnetic thin film media Jing Gui, Raj Thangaraj, Samuel D. Harkness, IV, Gary C. Rauch 2003-07-08
6541131 Perpendicular recording media with enhanced coercivity 2003-04-01