Assignee
NORAND CORP
US·245 granted patents·30,948 citations·filing 1972–1997
Top patents by PatentIndex Score
245 records- 0199US5960344ALocal area network having multiple channel wireless accessNORAND CORP·Filed 1997·Granted Sep 28, 1999·447 cites·28 claims
- 0299US5726984AHierarchical data collection network supporting packetized voice communications among wireless terminals and telephonesNORAND CORP·Filed 1995·Granted Mar 10, 1998·1k cites·21 claims
- 0399US5627412ADynamically switchable power supplyNORAND CORP·Filed 1995·Granted May 6, 1997·248 cites·24 claims
- 0499US5483676AMobile radio data communication system and methodNORAND CORP·Filed 1994·Granted Jan 9, 1996·396 cites·15 claims
- 0599US5425051ARadio frequency communication network having adaptive parametersNORAND CORP·Filed 1994·Granted Jun 13, 1995·428 cites·28 claims
- 0699US5295154ARadio frequency local area networkNORAND CORP·Filed 1993·Granted Mar 15, 1994·712 cites·7 claims
- 0799US5227614ACore computer processor module, and peripheral shell module assembled to form a pocket size data capture unitNORAND CORP·Filed 1989·Granted Jul 13, 1993·525 cites·7 claims
- 0899US4885523ABattery conditioning system having communication with battery parameter memory means in conjunction with battery conditioningNORAND CORP·Filed 1988·Granted Dec 5, 1989·223 cites·48 claims
- 0999US4877949AHand-held instant bar code reader system with automated focus based on distance measurementsNORAND CORP·Filed 1986·Granted Oct 31, 1989·472 cites·24 claims
- 1099US4709202ABattery powered systemNORAND CORP·Filed 1986·Granted Nov 24, 1987·602 cites·80 claims
- 1199USD258956SPortable data entry terminalNORAND CORP·Filed 1979·Granted Apr 21, 1981·78 cites·1 claims
- 1298US6006100AMulti-level, hierarchical radio-frequency communication systemNORAND CORP·Filed 1994·Granted Dec 21, 1999·333 cites·20 claims
- 1398US5940771ANetwork supporting roaming, sleeping terminalsNORAND CORP·Filed 1995·Granted Aug 17, 1999·605 cites·17 claims
- 1498US5696903AHierarchical communications system using microlink, data rate switching, frequency hopping and vehicular local area networkingNORAND CORP·Filed 1994·Granted Dec 9, 1997·555 cites·56 claims
- 1598US5574979APeriodic interference avoidance in a wireless radio frequency communication systemNORAND CORP·Filed 1994·Granted Nov 12, 1996·412 cites·19 claims
- 1698US5218188ACompact hand-held RF data terminalNORAND CORP·Filed 1989·Granted Jun 8, 1993·254 cites·18 claims
- 1798US5122914ADisk drive system with transportable carrier and mounting assemblyNORAND CORP·Filed 1990·Granted Jun 16, 1992·90 cites·3 claims
- 1898US5070536AMobile radio data communication system and methodNORAND CORP·Filed 1989·Granted Dec 3, 1991·235 cites·49 claims
- 1998US5019699AHand-held optical character reader with means for instantaneously reading information from a predetermined area at an optical sensing areaNORAND CORP·Filed 1988·Granted May 28, 1991·404 cites·5 claims
- 2098US4961043ABattery conditioning system having communication with battery parameter memory means in conjunction with battery conditioningNORAND CORP·Filed 1989·Granted Oct 2, 1990·152 cites·24 claims
- 2198US4910794AMobile radio data communication system and methodNORAND CORP·Filed 1988·Granted Mar 20, 1990·266 cites·6 claims
- 2298US4894523AInstant portable bar code readerNORAND CORP·Filed 1989·Granted Jan 16, 1990·293 cites·20 claims
- 2398US4845419AAutomatic control means providing a low-power responsive signal, particularly for initiating data preservation operationNORAND CORP·Filed 1987·Granted Jul 4, 1989·190 cites·20 claims
- 2498US4766300AInstant portable bar code readerNORAND CORP·Filed 1986·Granted Aug 23, 1988·266 cites·65 claims
- 2598US4570057AInstant portable bar code readerNORAND CORP·Filed 1984·Granted Feb 11, 1986·343 cites·7 claims
- 2698US4553081APortable battery powered systemNORAND CORP·Filed 1984·Granted Nov 12, 1985·256 cites·30 claims
- 2798US4282425AInstant portable bar code readerNORAND CORP·Filed 1979·Granted Aug 4, 1981·198 cites·12 claims
- 2897US5928292AVehicular data system for communicating with remote hostNORAND CORP·Filed 1997·Granted Jul 27, 1999·141 cites·28 claims
- 2997US5873070AData collection systemNORAND CORP·Filed 1995·Granted Feb 16, 1999·224 cites·20 claims
- 3097US5682379AWireless personal local area networkNORAND CORP·Filed 1993·Granted Oct 28, 1997·345 cites·9 claims
- 3197US5673031ARedundant radio frequency network having a roaming terminal communication protocolNORAND CORP·Filed 1994·Granted Sep 30, 1997·227 cites·21 claims
- 3297US5457629AVehicle data system with common supply of data and power to vehicle devicesNORAND CORP·Filed 1992·Granted Oct 10, 1995·123 cites·25 claims
- 3397US5428636ARadio frequency local area networkNORAND CORP·Filed 1993·Granted Jun 27, 1995·348 cites·13 claims
- 3497US4940974AMultiterminal communication system and methodNORAND CORP·Filed 1988·Granted Jul 10, 1990·187 cites·9 claims
- 3596US5740366ACommunication network having a plurality of bridging nodes which transmit a beacon to terminal nodes in power saving state that it has messages awaiting deliveryNORAND CORP·Filed 1995·Granted Apr 14, 1998·365 cites·32 claims
- 3696US5679943AHand-held terminal with display screens, interactive screens, magnetic credit card readers, scanners, printers and handlersNORAND CORP·Filed 1995·Granted Oct 21, 1997·374 cites·15 claims
- 3796US5657317AHierarchical communication system using premises, peripheral and vehicular local area networkingNORAND CORP·Filed 1994·Granted Aug 12, 1997·343 cites·50 claims
- 3896US5644471APortable dock for a portable electronic deviceNORAND CORP·Filed 1996·Granted Jul 1, 1997·134 cites·2 claims
- 3996US5546397AHigh reliability access point for wireless local area networkNORAND CORP·Filed 1994·Granted Aug 13, 1996·311 cites·21 claims
- 4096US5414251AReader for decoding two-dimensional optical informationNORAND CORP·Filed 1994·Granted May 9, 1995·246 cites·21 claims
- 4196US5288985AInstant portable bar code readerNORAND CORP·Filed 1992·Granted Feb 22, 1994·312 cites·6 claims
- 4296US5012125AShielded electrical wire construction, and transformer utilizing the same for reduction of capacitive couplingNORAND CORP·Filed 1987·Granted Apr 30, 1991·92 cites·52 claims
- 4396US4737702ABattery charging control system particularly for hand held deviceNORAND CORP·Filed 1986·Granted Apr 12, 1988·127 cites·33 claims
- 4495US5943421AProcessor having compression and encryption circuitryNORAND CORP·Filed 1996·Granted Aug 24, 1999·293 cites·18 claims
- 4595US5805416AModular hand-held data capture terminalNORAND CORP·Filed 1997·Granted Sep 8, 1998·133 cites·4 claims
- 4695US5795664ARechargeable battery system having intelligent temperature controlNORAND CORP·Filed 1996·Granted Aug 18, 1998·150 cites·20 claims
- 4795US5673999ALCD backlighting method and apparatus using a xenon flash tube including drive circuitNORAND CORP·Filed 1995·Granted Oct 7, 1997·157 cites·54 claims
- 4895US5542487APortable compact multi-function printer with cartridge paper supplyNORAND CORP·Filed 1995·Granted Aug 6, 1996·115 cites·4 claims
- 4995US5468947APocket size data capture unit with processor and shell modulesNORAND CORP·Filed 1993·Granted Nov 21, 1995·133 cites·22 claims
- 5095US5359185AChromatic ranging method and apparatus for reading optically readable information over a substantial range of distancesNORAND CORP·Filed 1992·Granted Oct 25, 1994·187 cites·9 claims
Showing the top 50 of 245 patent records by PatentIndex Score.
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