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Inventor

DELAND JR ROBERT S

US9 patents
⚠️ This page may combine multiple inventors who share the name “DELAND JR ROBERT S”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MAG TEK INC

6 patents
US6899269B1May 31, 2005

Magnetic stripe authentication and verification system

MAG TEK INC107 citations97
US6431445B1Aug 13, 2002

Magnetic stripe card verification system

MAG TEK INC140 citations97
US6098881AAug 8, 2000

Magnetic stripe card verification system

MAG TEK INC110 citations96
US5767495AJun 16, 1998

Reduced-power magnetic transducer system utilizing a magnetoresistive head

MAG TEK INC43 citations91
US5829743ANov 3, 1998

Gear-driven card transport device

MAG TEK INC40 citations90
US7090130B2Aug 15, 2006

Method and apparatus for generating images of magnetic fields in at least two dimensions

MAG TEK INC16 citations83

DEBITEK INC

1 patent
US5396369AMar 7, 1995

Degausser for magnetic stripe card transducing system

DEBITEK INC54 citations93

MAGTEK INC

1 patent
US7478751B2Jan 20, 2009

Method and apparatus for authenticating a magnetic fingerprint signal using a filter capable of isolating a remanent noise related signal component

MAGTEK INC15 citations80

DELAND JR ROBERT S

1 patent
US4752837AJun 21, 1988

Data synchronizer for use with a variable rate input source

DELAND JR ROBERT S24 citations78