P

Inventor

BRIDGELALL RAJ

US81 patents

Patents

50 patents
US7171378B2Jan 30, 2007

Portable electronic terminal and data processing system

SYMBOL TECHNOLOGIES INC291 citations99
US7084740B2Aug 1, 2006

Wireless locating and tracking systems

SYMBOL TECHNOLOGIES INC148 citations99
US7039027B2May 2, 2006

Automatic and seamless vertical roaming between wireless local area network (WLAN) and wireless wide area network (WWAN) while maintaining an active voice or streaming data connection: systems, methods and program products

SYMBOL TECHNOLOGIES INC505 citations99
US7005968B1Feb 28, 2006

Wireless locating and tracking systems

SYMBOL TECHNOLOGIES INC210 citations99
US6895255B1May 17, 2005

Dual mode wireless data communications

SYMBOL TECHNOLOGIES INC316 citations99
US6717516B2Apr 6, 2004

Hybrid bluetooth/RFID based real time location tracking

SYMBOL TECHNOLOGIES INC265 citations99
US6672512B2Jan 6, 2004

Combined biometric reader/RFID circuit

SYMBOL TECHNOLOGIES INC158 citations99
US6264106B1Jul 24, 2001

Combination bar code scanner/RFID circuit

SYMBOL TECHNOLOGIES INC294 citations99
US6101483AAug 8, 2000

Personal shopping system portable terminal

SYMBOL TECHNOLOGIES INC648 citations99
US6095418AAug 1, 2000

Apparatus for processing symbol-encoded document information

SYMBOL TECHNOLOGIES INC264 citations99
US5569901AOct 29, 1996

Symbol scanning system and method having adaptive pattern generation

SYMBOL TECHNOLOGIES INC118 citations99
US5504316AApr 2, 1996

Laser scanning system and scanning method for reading 1-D and 2-D barcode symbols

SYMBOL TECHNOLOGIES INC232 citations99
US5478997ADec 26, 1995

Symbol scanning system and method having adaptive pattern generation

SYMBOL TECHNOLOGIES INC160 citations99
US7668754B1Feb 23, 2010

Architecture for secure reverse mobile commerce

SYMBOL TECHNOLOGIES INC106 citations98
US7403744B2Jul 22, 2008

Self-associating wireless personal area network

SYMBOL TECHNOLOGIES INC72 citations98
US6672506B2Jan 6, 2004

Statistical sampling security methodology for self-scanning checkout system

SYMBOL TECHNOLOGIES INC286 citations98
US6415982B2Jul 9, 2002

Triggered data collector and data transmitter

SYMBOL TECHNOLOGIES INC124 citations98
US6360949B1Mar 26, 2002

Retro-reflective scan module for electro-optical readers

SYMBOL TECHNOLOGIES INC146 citations98
US6330973B1Dec 18, 2001

Integrated code reading systems including tunnel scanners

SYMBOL TECHNOLOGIES INC241 citations98
US6170749B1Jan 9, 2001

Method of scanning indicia using selective sampling

SYMBOL TECHNOLOGIES INC84 citations98
US7403120B2Jul 22, 2008

Reverse infrastructure location system and method

SYMBOL TECHNOLOGIES INC123 citations97
US7119738B2Oct 10, 2006

Object location system and method using RFID

SYMBOL TECHNOLOGIES INC169 citations97
US7030761B2Apr 18, 2006

Multi-resolution object location system and method

SYMBOL TECHNOLOGIES INC239 citations97
US6761316B2Jul 13, 2004

Compact auto ID reader and radio frequency transceiver data collection module

SYMBOL TECHNOLOGIES INC108 citations97
US7363051B2Apr 22, 2008

Dual mode wireless data communications

SYMBOL TECHNOLOGIES INC47 citations96
US7126926B1Oct 24, 2006

Multi-tier wireless communications architecture, applications and methods

SYMBOL TECHNOLOGIES INC114 citations96
US7075437B2Jul 11, 2006

RFID relay device and methods for relaying and RFID signal

SYMBOL TECHNOLOGIES INC77 citations96
US7030811B2Apr 18, 2006

Methods and apparatus for identifying asset location in communication networks

SYMBOL TECHNOLOGIES INC56 citations96
US6547142B1Apr 15, 2003

Method of scanning indicia using selective sampling

SYMBOL TECHNOLOGIES INC63 citations96
US6209788B1Apr 3, 2001

Optical scanners

SYMBOL TECHNOLOGIES INC70 citations96
US6164540ADec 26, 2000

Optical scanners

SYMBOL TECHNOLOGIES INC70 citations96
US5859417AJan 12, 1999

Optical scanners having dual surface optical elements for dual working ranges

SYMBOL TECHNOLOGIES INC58 citations96
US5821521AOct 13, 1998

Optical scanning assembly with flexible diaphragm

SYMBOL TECHNOLOGIES INC87 citations96
US5691528ANov 25, 1997

Scanning system for either hand-held or stationary operation for reading 1-D or 2-D barcodes

SYMBOL TECHNOLOGIES INC87 citations96
US5637856AJun 10, 1997

Scanning system and scanning method with scan pattern control for reading 1-D and 2-D barcode symbols

SYMBOL TECHNOLOGIES INC71 citations96
US5608202AMar 4, 1997

Symbol scanning system and method having adaptive pattern generation

SYMBOL TECHNOLOGIES INC43 citations96
US5581072ADec 3, 1996

Digitizing circuit for a laser scanner including positive peak detectors

SYMBOL TECHNOLOGIES INC49 citations96
US5545888AAug 13, 1996

Digitizer circuit for a bar code reader

SYMBOL TECHNOLOGIES INC52 citations96
US5525788AJun 11, 1996

System for scanning bar code symbols on moving articles using a camera and scanner

SYMBOL TECHNOLOGIES INC85 citations96
US7170412B2Jan 30, 2007

Angle of position object location system and method

SYMBOL TECHNOLOGIES INC106 citations95
US7142120B2Nov 28, 2006

Item finding using RF signalling

SYMBOL TECHNOLOGIES INC105 citations95
US6114712ASep 5, 2000

One piece optical assembly for low cost optical scanner

SYMBOL TECHNOLOGIES INC48 citations95
US6092725AJul 25, 2000

Statistical sampling security methodology for self-scanning checkout system

SYMBOL TECHNOLOGIES INC46 citations95
US7872444B2Jan 18, 2011

Opportunistic power supply charge system for portable unit

SYMBOL TECHNOLOGIES INC48 citations94
US7561547B2Jul 14, 2009

Automatic and seamless vertical roaming between wireless local area network (WLAN) and wireless wide area network (WWAN) while maintaining an active voice or streaming data connection: systems, methods and program products

SYMBOL TECHNOLOGIES INC19 citations93
US7433648B2Oct 7, 2008

System and a node used in the system for wireless communication and sensory monitoring

SYMBOL TECHNOLOGIES INC46 citations93
US6729545B2May 4, 2004

Integrated scanner on a common substrate having an omnidirectional mirror

SYMBOL TECHNOLOGIES INC24 citations93
US6412697B1Jul 2, 2002

Palm scanner

SYMBOL TECHNOLOGIES INC21 citations93
US6334573B1Jan 1, 2002

Integrated scanner on a common substrate having an omnidirectional mirror

SYMBOL TECHNOLOGIES INC26 citations93
US5988508ANov 23, 1999

Laser scanning system and scanning method for reading 1-D and 2-D barcode symbols

SYMBOL TECHNOLOGIES INC44 citations93

Showing the top 50 of 81 patents by PatentIndex Score.