Assignee
NORAND CORP
US245 patents
Top patents by PatentIndex Score
US6026027AFeb 15, 2000
Flash memory system having memory cache
NORAND CORP186 citations99
US6006100ADec 21, 1999
Multi-level, hierarchical radio-frequency communication system
NORAND CORP333 citations99
US5969321AOct 19, 1999
Hand-held optically readable information set reader with operation over a range of distances
NORAND CORP161 citations99
US5960344ASep 28, 1999
Local area network having multiple channel wireless access
NORAND CORP447 citations99
US5949776ASep 7, 1999
Hierarchical communication system using premises, peripheral and vehicular local area networking
NORAND CORP318 citations99
US5928292AJul 27, 1999
Vehicular data system for communicating with remote host
NORAND CORP141 citations99
US5872354AFeb 16, 1999
Hand-held data capture system with interchangable modules including autofocusing data file reader using the slope of the image signal to determine focus
NORAND CORP149 citations99
US5873070AFeb 16, 1999
Data collection system
NORAND CORP224 citations99
US5805807ASep 8, 1998
Multilevel data communication system including local and host systems
NORAND CORP122 citations99
US5795664AAug 18, 1998
Rechargeable battery system having intelligent temperature control
NORAND CORP150 citations99
US5790536AAug 4, 1998
Hierarchical communication system providing intelligent data, program and processing migration
NORAND CORP372 citations99
US5740366AApr 14, 1998
Communication network having a plurality of bridging nodes which transmit a beacon to terminal nodes in power saving state that it has messages awaiting delivery
NORAND CORP365 citations99
US5726984AMar 10, 1998
Hierarchical data collection network supporting packetized voice communications among wireless terminals and telephones
NORAND CORP1,022 citations99
US5708833AJan 13, 1998
Antenna cap, antenna connectors and telephone line connectors for computer devices utilizing radio and modem cards
NORAND CORP107 citations99
US5696903ADec 9, 1997
Hierarchical communications system using microlink, data rate switching, frequency hopping and vehicular local area networking
NORAND CORP555 citations99
US5682379AOct 28, 1997
Wireless personal local area network
NORAND CORP345 citations99
US5680633AOct 21, 1997
Modular, portable data processing terminal for use in a radio frequency communication network
NORAND CORP157 citations99
US5673999AOct 7, 1997
LCD backlighting method and apparatus using a xenon flash tube including drive circuit
NORAND CORP157 citations99
US5673031ASep 30, 1997
Redundant radio frequency network having a roaming terminal communication protocol
NORAND CORP227 citations99
US5657317AAug 12, 1997
Hierarchical communication system using premises, peripheral and vehicular local area networking
NORAND CORP343 citations99
US5644471AJul 1, 1997
Portable dock for a portable electronic device
NORAND CORP134 citations99
US5627412AMay 6, 1997
Dynamically switchable power supply
NORAND CORP248 citations99
US5574979ANov 12, 1996
Periodic interference avoidance in a wireless radio frequency communication system
NORAND CORP412 citations99
US5546397AAug 13, 1996
High reliability access point for wireless local area network
NORAND CORP311 citations99
US5544010AAug 6, 1996
Portable electronic device docking system
NORAND CORP154 citations99
US5534684AJul 9, 1996
Portable optical reader with motion sensing system and method
NORAND CORP127 citations99
US5517434AMay 14, 1996
Data capture system with communicating and recharging docking apparatus and hand-held data terminal means cooperable therewith
NORAND CORP130 citations99
US5515303AMay 7, 1996
Hand-held computerized data collection terminal with rechargeable battery pack sensor and battery power conservation
NORAND CORP172 citations99
US5508599AApr 16, 1996
Battery conditioning system having communication with battery parameter memory means in conjunction with battery conditioning
NORAND CORP127 citations99
US5504746AApr 2, 1996
Radio frequency local area network
NORAND CORP331 citations99
US5500516AMar 19, 1996
Portable oblique optical reader system and method
NORAND CORP154 citations99
US5483676AJan 9, 1996
Mobile radio data communication system and method
NORAND CORP396 citations99
US5468947ANov 21, 1995
Pocket size data capture unit with processor and shell modules
NORAND CORP133 citations99
US5457629AOct 10, 1995
Vehicle data system with common supply of data and power to vehicle devices
NORAND CORP123 citations99
US5428636AJun 27, 1995
Radio frequency local area network
NORAND CORP348 citations99
US5425051AJun 13, 1995
Radio frequency communication network having adaptive parameters
NORAND CORP428 citations99
US5414251AMay 9, 1995
Reader for decoding two-dimensional optical information
NORAND CORP246 citations99
US5408382AApr 18, 1995
Terminal and docking mechanism with open channel members and guide rollers
NORAND CORP155 citations99
US5394436AFeb 28, 1995
Radio frequency local area network
NORAND CORP165 citations99
US5359185AOct 25, 1994
Chromatic ranging method and apparatus for reading optically readable information over a substantial range of distances
NORAND CORP187 citations99
US5308966AMay 3, 1994
Hand-held instant bar code reader having automatic focus control for operation over a range of distances
NORAND CORP177 citations99
US5305181AApr 19, 1994
Arm or wrist mounted terminal with a flexible housing
NORAND CORP197 citations99
US5295154AMar 15, 1994
Radio frequency local area network
NORAND CORP712 citations99
US5289378AFeb 22, 1994
Vehicle lan with adapters for coupling portable data terminals
NORAND CORP162 citations99
US5288985AFeb 22, 1994
Instant portable bar code reader
NORAND CORP312 citations99
US5239662AAug 24, 1993
System including multiple device communications controller which coverts data received from two different customer transaction devices each using different communications protocols into a single communications protocol
NORAND CORP225 citations99
US5227614AJul 13, 1993
Core computer processor module, and peripheral shell module assembled to form a pocket size data capture unit
NORAND CORP525 citations99
US5218188AJun 8, 1993
Compact hand-held RF data terminal
NORAND CORP254 citations99
US5218187AJun 8, 1993
Hand-held data capture system with interchangeable modules
NORAND CORP173 citations99
US5202817AApr 13, 1993
Hand-held data capture system with interchangeable modules
NORAND CORP230 citations99
Showing the top 50 of 245 patents by PatentIndex Score.