JF

Jay D. Freeman

Eastman Kodak: 7 patents #1,571 of 8,114Top 20%
CU Cummins-Allison: 5 patents #41 of 120Top 35%
📍 Leucadia, CA: #8 of 77 inventorsTop 15%
🗺 California: #50,852 of 386,348 inventorsTop 15%
Overall (All Time): #421,385 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
8684157 Currency discrimination system and method Tomasz M. Jagielinski, Frederick J. Jeffers, George S. Krastev, Danny D. Yang 2014-04-01
8322505 Currency discrimination system and method Tomasz M. Jagielinski, Frederick J. Jeffers, George S. Krastev, Danny D. Yang 2012-12-04
7762380 Currency discrimination system and method Tomasz M. Jagielinski, Frederick J. Jeffers, George S. Krastev, Danny D. Yang 2010-07-27
7628326 Magnetic detection system for use in currency processing and method and apparatus for using the same Tomasz M. Jagielinski 2009-12-08
7591428 Magnetic detection system for use in currency processing and method and apparatus for using the same Tomasz M. Jagielinski 2009-09-22
5895134 Advanced photo system format selector Thomas D. Carr, Frederick R. Chamberlain, IV 1999-04-20
5717381 Copyright protection for photos and documents using magnetic elements Tomasz M. Jagielinski, Frederick J. Jeffers, Frederick R. Chamberlain, IV 1998-02-10
5644228 Permanent magnet assembly with MR and DC compensating bias Frederick J. Jeffers, Neil Smith, Kent Gandola, Peter VanderSalm Koeppe 1997-07-01
5644456 Magnetically capped dual magnetoresistive reproduce head Neil Smith 1997-07-01
5532584 MR sensor including calibration circuit wherein signals are averaged for determining a correction factor and pole pieces are shaped to reduce field in gap therebetween Frederick J. Jeffers, Neil Smith, Kent Gandola, Peter VanderSalm Koeppe 1996-07-02
5485333 Shorted DMR reproduce head Danny D. Yang 1996-01-16
5260653 Thin film very high sensitivity magnetoresistive magnetometer having temperature compensation and simple domain stability Neil Smith, Frederick J. Jeffers 1993-11-09