BI Incorporated
71Patents
53Active
71Granted
54Portfolio score
Filing activity: Oct 29, 1982 → Apr 21, 2023 · 2 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4952928A | Adaptable electronic monitoring and identification system | Emerging Cross-Sectional Technologies | 753 | Expired |
| US5204670A | Adaptable electric monitoring and identification system | Physics | 590 | Expired |
| US4857893A | Single chip transponder device | Electricity | 419 | Expired |
| US4918432A | House arrest monitoring system | Physics | 223 | Expired |
| US4724427A | Transponder device | Electricity | 221 | Expired |
| US4885571A | Tag for use with personnel monitoring system | Physics | 183 | Expired |
| US5369699A | Adaptable personnel supervisory system with automatic fee collection | Physics | 129 | Expired |
| US4952913A | Tag for use with personnel monitoring system | Physics | 113 | Expired |
| US5298884A | Tamper detection circuit and method for use with wearable transmitter tag | Physics | 111 | Expired |
| US5255306A | Cellular interface unit for use with an electronic house arrest monitoring system | Physics | 102 | Expired |
| US4658357A | Time and accounting system | Physics | 87 | Expired |
| US7930927B2 | Transdermal portable alcohol monitor and methods for using such | Human Necessities | 78 | Active |
| US4812823A | Locked transmitter tag assembly and method of lockably attaching same to object | Fixed Constructions | 72 | Expired |
| US4475481A | Identification system | Human Necessities | 67 | Expired |
| US8493219B2 | Systems and methods for adaptive monitoring and tracking of a target having a learning period | Physics | 67 | Active |
| US4549264A | Time and accounting system | Physics | 67 | Expired |
| US8657744B2 | Systems and methods for transdermal secretion detection | Human Necessities | 58 | Active |
| US9241659B2 | Systems and methods for transdermal secretion detection | Human Necessities | 55 | Active |
| US8629776B2 | Systems and methods for disrupting criminal activity | Physics | 46 | Active |
| US8576065B2 | Systems and methods for variable collision avoidance | Physics | 46 | Active |
| US6844816B1 | Authentication techniques in a monitoring system | Electricity | 45 | Expired |
| US9423487B2 | Systems and methods for pursuit governance in a monitoring system | Physics | 45 | Active |
| US9240118B2 | Systems and methods for beacon tethering in a monitoring system | Physics | 43 | Active |
| US5146207A | Secure field monitoring device for use in electronic house arrest monitoring system | Physics | 40 | Expired |
| US5189395A | Electronic house arrest system having officer safety reporting feature | Physics | 37 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.