Assignee
BI INC
US·22 granted patents·2 pending applications·4,453 citations·filing 1982–2014
Top patents by PatentIndex Score
24 records- 0199US4857893ASingle chip transponder deviceBI INC·Filed 1988·Granted Aug 15, 1989·587 cites·14 claims
- 0296US4918432AHouse arrest monitoring systemBI INC·Filed 1989·Granted Apr 17, 1990·328 cites·27 claims
- 0395US5204670AAdaptable electric monitoring and identification systemBI INC·Filed 1990·Granted Apr 20, 1993·812 cites·12 claims
- 0495US4952928AAdaptable electronic monitoring and identification systemBI INC·Filed 1988·Granted Aug 28, 1990·922 cites·27 claims
- 0595US4724427ATransponder deviceBI INC·Filed 1986·Granted Feb 9, 1988·305 cites·10 claims
- 0694US9240118B2Systems and methods for beacon tethering in a monitoring systemBI INC·Filed 2014·Granted Jan 19, 2016·45 cites·20 claims
- 0794US4812823ALocked transmitter tag assembly and method of lockably attaching same to objectBI INC·Filed 1987·Granted Mar 14, 1989·92 cites·18 claims
- 0892US5298884ATamper detection circuit and method for use with wearable transmitter tagBI INC·Filed 1992·Granted Mar 29, 1994·151 cites·25 claims
- 0992US4549264ATime and accounting systemBI INC·Filed 1983·Granted Oct 22, 1985·116 cites·22 claims
- 1091US9355548B2Systems and methods for contact avoidanceBI INC·Filed 2013·Granted May 31, 2016·28 cites·33 claims
- 1190US7930927B2Transdermal portable alcohol monitor and methods for using suchBI INC·Filed 2008·Granted Apr 26, 2011·92 cites·22 claims
- 1288US9241659B2Systems and methods for transdermal secretion detectionBI INC·Filed 2014·Granted Jan 26, 2016·62 cites·23 claims
- 1386US4658357ATime and accounting systemBI INC·Filed 1984·Granted Apr 14, 1987·140 cites·6 claims
- 1485US9355579B2Systems and methods for image based tamper detectionBI INC·Filed 2014·Granted May 31, 2016·16 cites·22 claims
- 1584US4952913ATag for use with personnel monitoring systemBI INC·Filed 1989·Granted Aug 28, 1990·166 cites·11 claims
- 1684US4475481AIdentification systemBI INC·Filed 1982·Granted Oct 9, 1984·105 cites·18 claims
- 1777US5369699AAdaptable personnel supervisory system with automatic fee collectionBI INC·Filed 1993·Granted Nov 29, 1994·158 cites·33 claims
- 1871US5255306ACellular interface unit for use with an electronic house arrest monitoring systemBI INC·Filed 1991·Granted Oct 19, 1993·141 cites·8 claims
- 1971US5189395AElectronic house arrest system having officer safety reporting featureBI INC·Filed 1991·Granted Feb 23, 1993·49 cites·19 claims
- 2059US6844816B1Authentication techniques in a monitoring systemBI INC·Filed 1999·Granted Jan 18, 2005·72 cites·46 claims
- 2150US5146207ASecure field monitoring device for use in electronic house arrest monitoring systemBI INC·Filed 1991·Granted Sep 8, 1992·51 cites·20 claims
- 2250US2008316022A1Beacon Based Tracking Devices and Methods for Using SuchBI INC·Filed 2008·Application pending·0 cites
- 2345US2011154887A1Transdermal Portable Alcohol Monitor and Methods for Using SuchBI INC·Filed 2011·Application pending·0 cites
- 2435US5661458AElectronic house arrest monitoring system with automatic fee collection featureBI INC·Filed 1993·Granted Aug 26, 1997·15 cites·26 claims
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