TF

Thomas J. Frederick

RP Rodime Plc: 3 patents #2 of 4Top 50%
SE Sensormatic Electronics: 2 patents #3 of 28Top 15%
📍 Gretna, NE: #1 of 4 inventorsTop 25%
🗺 Nebraska: #3 of 254 inventorsTop 2%
Overall (1997): #3,237 of 185,788Top 2%
5
Patents 1997

Issued Patents 1997

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5699045 Electronic article surveillance system with cancellation of interference signals Steven Goodrich, Dale R. Bettine 1997-12-16
5684650 Digital servo control system for use in disk drives Ronald James Kadlec, Paul H. Kelley, Philip Saxton Weilbacher 1997-11-04
5680272 Digital servo control system for use in disk drives Ronald James Kadlec 1997-10-21
5673024 Electronic article surveillance system with comb filtering by polyphase decomposition and nonlinear filtering of subsequences Dale R. Bettine 1997-09-30
5646797 Digital servo control system for use in disk drives Ronald James Kadlec, Paul H. Kelley, Philip Saxton Weilbacher 1997-07-08