Inventor
ZIMMERMAN THOMAS GUTHRIE
US21 patents
⚠️ This page may combine multiple inventors who share the name “ZIMMERMAN THOMAS GUTHRIE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IBM
16 patentsUS7693757B2Apr 6, 2010
System and method for performing inventory using a mobile inventory robot
IBM469 citations99
US6816129B1Nov 9, 2004
Multiple display device for use with existing personal computer systems
IBM75 citations98
US6819219B1Nov 16, 2004
Method for biometric-based authentication in wireless communication for access control
IBM713 citations97
US6703570B1Mar 9, 2004
Digital pen using ultrasonic tracking
IBM111 citations97
US6686579B2Feb 3, 2004
Digital pen using speckle tracking
IBM98 citations97
US6592039B1Jul 15, 2003
Digital pen using interferometry for relative and absolute pen position
IBM115 citations97
US7085693B2Aug 1, 2006
Manipulation of electronic media using off-line media
IBM61 citations96
US6650320B1Nov 18, 2003
Digital pen using visible image and autocorrelation of substrate pattern
IBM70 citations96
US6115030ASep 5, 2000
Trackpoint device
IBM79 citations96
US6686881B1Feb 3, 2004
Wireless identification and tracking using magnetic fields
IBM75 citations95
US6281888B1Aug 28, 2001
Pen input device using electrostatic coupling
IBM56 citations95
US7681796B2Mar 23, 2010
Mobile device tracking
IBM48 citations94
US6542717B1Apr 1, 2003
System and method for optimizing personal area network (PAN) electrostatic communication
IBM79 citations93
US7058814B1Jun 6, 2006
System and method for providing time-limited access to people, objects and services
IBM21 citations92
US12106505B2Oct 1, 2024
Reflection-based distance perception
IBM0 citations62
US6593912B1Jul 15, 2003
Electro-mechanical transducer for six degrees of freedom input and output
IBM5 citations62