Frederick J. Jeffers

Person

Escondido, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Currency discrimination system and method
- Patent number 8,684,157
- Issue date Apr 1, 2014
- Cummins-Allison Corp.
- Jay D. Freeman
- G07 - CHECKING-DEVICES
Information Patent Grant
Currency discrimination system and method
- Patent number 8,322,505
- Issue date Dec 4, 2012
- Cummins-Allison Corp.
- Jay D. Freeman
- G07 - CHECKING-DEVICES
Information Patent Grant
Currency discrimination system and method
- Patent number 7,762,380
- Issue date Jul 27, 2010
- Cummins-Allison Corp.
- Jay D. Freeman
- G07 - CHECKING-DEVICES
Information Patent Grant
Ferromagnetic detection pillar
- Patent number 7,295,107
- Issue date Nov 13, 2007
- MedNovus, Inc.
- R. Kemp Massengill
- G01 - MEASURING TESTING
Information Patent Grant
Enhancement magnetizer for magnetic resonance imaging screening
- Patent number 7,239,223
- Issue date Jul 3, 2007
- MedNovus, Inc.
- R. Kemp Massengill
- G01 - MEASURING TESTING
Information Patent Grant
Screening method and apparatus
- Patent number 7,239,134
- Issue date Jul 3, 2007
- MedNovus, Inc.
- Richard J. McClure
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Segmented plate hub hold down system for recording medium
- Patent number 6,549,368
- Issue date Apr 15, 2003
- Iomega Corporation
- Frederick Jeffers
- G11 - INFORMATION STORAGE
Information Patent Grant
Spherical magnetic particles for magnetic recording media
- Patent number 6,372,338
- Issue date Apr 16, 2002
- Eastman Kodak Company
- Frederick J. Jeffers
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Camera with magnetic roller recorder for repetitively recording inf...
- Patent number 6,233,407
- Issue date May 15, 2001
- Eastman Kodak Company
- James Kelly Lee
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Device to shield a magnetic field in a given plane
- Patent number 5,757,183
- Issue date May 26, 1998
- Eastman Kodak Company
- Neil Smith
- G01 - MEASURING TESTING
Information Patent Grant
Method and camera for writing hand-generated information on a films...
- Patent number 5,717,967
- Issue date Feb 10, 1998
- Eastman Kodak Company
- J. Kelly Lee
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Copyright protection for photos and documents using magnetic elements
- Patent number 5,717,381
- Issue date Feb 10, 1998
- Eastman Kodak Company
- Tomasz Marek Jagielinski
- G08 - SIGNALLING
Information Patent Grant
Magnetic card and reader system
- Patent number 5,714,747
- Issue date Feb 3, 1998
- Eastman Kodak Company
- Bradford Drake West
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Hall effect sensor for detecting an induced image magnet in a smoot...
- Patent number 5,705,924
- Issue date Jan 6, 1998
- Eastman Kodak Company
- Frederick John Jeffers
- G01 - MEASURING TESTING
Information Patent Grant
Magnetic medium capable of supporting both longitudinal and perpend...
- Patent number 5,700,594
- Issue date Dec 23, 1997
- Eastman Kodak Company
- Frederick John Jeffers
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetically encodable card having magnetic pigment uniformly dispe...
- Patent number 5,698,839
- Issue date Dec 16, 1997
- Eastman Kodak Company
- Tomasz Mark Jagielinski
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Very high field micro magnetic roller and method of making same
- Patent number 5,691,682
- Issue date Nov 25, 1997
- Eastman Kodak Company
- Frederick John Jeffers
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Large scale metallic object detector
- Patent number 5,689,184
- Issue date Nov 18, 1997
- Eastman Kodak Company
- Frederick John Jeffers
- G01 - MEASURING TESTING
Information Patent Grant
Permanent magnet assembly with MR and DC compensating bias
- Patent number 5,644,228
- Issue date Jul 1, 1997
- Eastman Kodak Company
- Frederick John Jeffers
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Apparatus and method for measurement of magnetic remanence-thicknes...
- Patent number 5,629,620
- Issue date May 13, 1997
- Eastman Kodak Company
- Frederick J. Jeffers
- G01 - MEASURING TESTING
Information Patent Grant
Magnetic fingerprint for secure document authentication
- Patent number 5,613,712
- Issue date Mar 25, 1997
- Eastman Kodak Company
- Frederick J. Jeffers
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
High sensitivity magnetic viewer using anhysteretic transfer for vi...
- Patent number 5,565,772
- Issue date Oct 15, 1996
- Eastman Kodak Company
- Frederick J. Jeffers
- G01 - MEASURING TESTING
Information Patent Grant
Measurement of a saturation magnetic flux density through use of a...
- Patent number 5,554,932
- Issue date Sep 10, 1996
- Eastman Kodak Company
- Frederick J. Jeffers
- G01 - MEASURING TESTING
Information Patent Grant
Permanent magnet assembly with MR element for detection/authenticat...
- Patent number 5,552,589
- Issue date Sep 3, 1996
- Eastman Kodak Company
- Neil Smith
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method of currency or document validation by use of an anti-counter...
- Patent number 5,543,911
- Issue date Aug 6, 1996
- Eastman Kodak Company
- Frederick J. Jeffers
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Grant
Method of currency or document validation by use of a temperature s...
- Patent number 5,533,759
- Issue date Jul 9, 1996
- Eastman Kodak Company
- Frederick J. Jeffers
- G07 - CHECKING-DEVICES
Information Patent Grant
MR sensor including calibration circuit wherein signals are average...
- Patent number 5,532,584
- Issue date Jul 2, 1996
- Eastman Kodak Company
- Frederick J. Jeffers
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Apparatus and method for authentication of documents printed with m...
- Patent number 5,418,458
- Issue date May 23, 1995
- Eastman Kodak Company
- Frederick J. Jeffers
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Element having a transparent magnetic recording layer containing ba...
- Patent number 5,413,903
- Issue date May 9, 1995
- Eastman Kodak Company
- Frederick J. Jeffers
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Tracking control apparatus including a servo head having a tapered...
- Patent number 5,398,145
- Issue date Mar 14, 1995
- Eastman Kodak Company
- Frederick J. Jeffers
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
CURRENCY DISCRIMINATION SYSTEM AND METHOD
- Publication number 20130068585
- Publication date Mar 21, 2013
- Cummins-Allison Corp.
- Jay D. Freeman
- G07 - CHECKING-DEVICES
Information Patent Application
CURRENCY DISCRIMINATION SYSTEM AND METHOD
- Publication number 20100263984
- Publication date Oct 21, 2010
- CUMMINS-ALLISON CORP.
- Jay D. Freeman
- G07 - CHECKING-DEVICES
Information Patent Application
Ferromagnetic threat detection method apparatus
- Publication number 20080281187
- Publication date Nov 13, 2008
- MedNovus, Inc.
- R. Kemp Massengill
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Currency discrimination system and method
- Publication number 20070209904
- Publication date Sep 13, 2007
- Jay D. Freeman
- G07 - CHECKING-DEVICES
Information Patent Application
Screening method and apparatus
- Publication number 20070052411
- Publication date Mar 8, 2007
- MedNovus, Inc.
- Richard J. McClure
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Ferromagnetic detection pillar
- Publication number 20060158331
- Publication date Jul 20, 2006
- MedNovus, Inc.
- R. Kemp Massengill
- G01 - MEASURING TESTING
Information Patent Application
Ferromagnetic detection pillar and variable aperture portal
- Publication number 20060145691
- Publication date Jul 6, 2006
- MedNovus, Inc.
- R. Kemp Massengill
- G01 - MEASURING TESTING
Information Patent Application
Saturation-resistant magnetoresistive sensor for ferromagnetic scre...
- Publication number 20060139025
- Publication date Jun 29, 2006
- MedNovus, Inc.
- Frederick J. Jeffers
- G01 - MEASURING TESTING
Information Patent Application
Enhancement magnetizer for magnetic resonance imaging screening
- Publication number 20060084857
- Publication date Apr 20, 2006
- MedNovus, Inc.
- R. Kemp Massengill
- G01 - MEASURING TESTING

Frederick J. Jeffers

Person

Patents Grantslast 30 patents

Currency discrimination system and method

Currency discrimination system and method

Currency discrimination system and method

Ferromagnetic detection pillar

Enhancement magnetizer for magnetic resonance imaging screening

Screening method and apparatus

Segmented plate hub hold down system for recording medium

Spherical magnetic particles for magnetic recording media

Camera with magnetic roller recorder for repetitively recording inf...

Device to shield a magnetic field in a given plane

Method and camera for writing hand-generated information on a films...

Copyright protection for photos and documents using magnetic elements

Magnetic card and reader system

Hall effect sensor for detecting an induced image magnet in a smoot...

Magnetic medium capable of supporting both longitudinal and perpend...

Magnetically encodable card having magnetic pigment uniformly dispe...

Very high field micro magnetic roller and method of making same

Large scale metallic object detector

Permanent magnet assembly with MR and DC compensating bias

Apparatus and method for measurement of magnetic remanence-thicknes...

Magnetic fingerprint for secure document authentication

High sensitivity magnetic viewer using anhysteretic transfer for vi...

Measurement of a saturation magnetic flux density through use of a...

Permanent magnet assembly with MR element for detection/authenticat...

Method of currency or document validation by use of an anti-counter...

Method of currency or document validation by use of a temperature s...

MR sensor including calibration circuit wherein signals are average...

Apparatus and method for authentication of documents printed with m...

Element having a transparent magnetic recording layer containing ba...

Tracking control apparatus including a servo head having a tapered...

Patents Applicationslast 30 patents

CURRENCY DISCRIMINATION SYSTEM AND METHOD

CURRENCY DISCRIMINATION SYSTEM AND METHOD

Ferromagnetic threat detection method apparatus

Currency discrimination system and method

Screening method and apparatus

Ferromagnetic detection pillar

Ferromagnetic detection pillar and variable aperture portal

Saturation-resistant magnetoresistive sensor for ferromagnetic scre...

Enhancement magnetizer for magnetic resonance imaging screening