Inventor
WORTHINGTON THOMAS K
US13 patents
Patents
13 patentsUS5801785ASep 1, 1998
Method and system for processing two analog composite video signals
IBM237 citations97
US4513437AApr 23, 1985
Data input pen for Signature Verification
IBM93 citations96
US4669013AMay 26, 1987
Multiple coils for reduction of stray magnetic fields in disk file actuators
IBM30 citations92
US4562592ADec 31, 1985
Shifting technique for signature verification
IBM42 citations92
US4553258ANov 12, 1985
Segmentation algorithm for signature vertification
IBM40 citations92
US4319189AMar 9, 1982
Magnetoacoustic position sensor employing pulse code sequence generators and detectors
IBM50 citations91
US5539478AJul 23, 1996
Video receiver display and three axis remote control
IBM53 citations90
US5218296AJun 8, 1993
Method and apparatus for determining at least one characteristic of a superconductive film
IBM19 citations82
US4789934ADec 6, 1988
Signature verification algorithm
IBM23 citations79
US4344068AAug 10, 1982
Coding schemes for acoustic delay line data collection system
IBM14 citations74
US4396966AAug 2, 1983
Low mass actuator system for magnetic recording disks with half strength end poles
IBM12 citations73
US4553259ANov 12, 1985
Semi-independent shifting technique for signature verification
IBM11 citations72
US5183970AFeb 2, 1993
Oriented superconductors for AC power transmission
IBM0 citations42