Inventor
RUSSELL GREGORY F
US8 patents
⚠️ This page may combine multiple inventors who share the name “RUSSELL GREGORY F”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IBM
7 patentsUS5138118AAug 11, 1992
Pulsed pen for use with a digitizer tablet
IBM136 citations96
US5239489AAug 24, 1993
Pen position and tilt estimators for a digitizer tablet
IBM77 citations95
US5218173AJun 8, 1993
Shielding materials for electromagnetic digitizers
IBM76 citations95
US5214414AMay 25, 1993
Cursor for lcd displays
IBM97 citations95
US5136125AAug 4, 1992
Sensor grid for an electromagnetic digitizer tablet
IBM92 citations95
US5276282AJan 4, 1994
Optimal scan sequence for RF magnetic digitizers
IBM21 citations91
US7995802B2Aug 9, 2011
Apparatus and methods for verifying identity using biometric information collected during a pre-enrollment phase
IBM9 citations84