FJ

Frederick J. Jeffers

Eastman Kodak: 7 patents #21 of 1,062Top 2%
📍 Escondido, CA: #1 of 107 inventorsTop 1%
🗺 California: #147 of 17,285 inventorsTop 1%
Overall (1997): #1,821 of 185,788Top 1%
7
Patents 1997

Issued Patents 1997

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
5700594 Magnetic medium capable of supporting both longitudinal and perpendicular recording, and method of making same 1997-12-23
5698839 Magnetically encodable card having magnetic pigment uniformly dispersed in plastic Tomasz Mark Jagielinski, Robert O. James 1997-12-16
5691682 Very high field micro magnetic roller and method of making same Svetlana Reznik, J. Kelly Lee 1997-11-25
5689184 Large scale metallic object detector Tomasz M. Jagielinski 1997-11-18
5644228 Permanent magnet assembly with MR and DC compensating bias Neil Smith, Jay D. Freeman, Kent Gandola, Peter VanderSalm Koeppe 1997-07-01
5629620 Apparatus and method for measurement of magnetic remanence-thickness product of thin magnetic layers Neil Smith 1997-05-13
5613712 Magnetic fingerprint for secure document authentication 1997-03-25