Inventor · Madison, AL, US

Darrell Diem

31Patents
11h-index
2Co-inventors
65Inventor score

Filing activity: Aug 2, 1993 → Apr 4, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US5696500A Multi-media receiver and system therefor Electricity 234 Expired
US8223012B1 System and method for conveying object location information Electricity 82 Active
US8717166B2 System and method for conveying location information via a plurality of information-sharing environments Electricity 79 Active
US8493207B2 Location information sharing system and method for conveying location information based on user authorization Electricity 71 Active
US9071931B2 Location tracking system with interfaces for setting group zones, events and alerts based on multiple levels of administrative privileges Electricity 67 Active
US8149113B2 Apparatus and method for conveying location event information based on access codes Electricity 63 Active
US7525425B2 System and method for defining an event based on relationship between an object location and a user-defined zone Electricity 61 Active
US5485503A Method of remote launching applications in a message delivery system Electricity 47 Expired
US7895530B2 User definable interface system, method, support tools, and computer program product Performing Operations; Transporting 32 Active
US9319471B2 Object location tracking system based on relative coordinate systems using proximity location information sources Electricity 21 Active
US9621661B2 Notification system for occurrences of group events based on zone and location of mobile devices Electricity 19 Active
US11622237B2 Method that logs locations of a mobile computing device in a log file Electricity 5 Active
US10602364B2 Method for conveyance of event information to individuals interested devices having phone numbers Electricity 3 Active
US9954961B1 Method for logging times and locations of carriers of objects or electronic logging devices (ELDs) or sensors in identified user, driver or vehicle sub-groups within a group or fleet Electricity 3 Active
US10171950B2 Electronic logging device (ELD) Electricity 3 Active
US9003499B2 System and method for conveying event information based on varying levels of administrative privilege under multiple levels of access controls Electricity 2 Active
US11316937B2 Method for tracking events based on mobile device location and sensor event conditions Electricity 2 Active
US9871874B2 Multi-level database management system and method for an object tracking service that protects user privacy Electricity 2 Active
US11064038B2 Method for tracking mobile objects based on event conditions met at mobile object locations Electricity 1 Active
US10021198B1 Software-based mobile tracking service with video streaming when events occur Electricity 1 Active
US9119033B2 System for sharing information about groups of individuals, drivers, vehicles or objects Electricity 1 Active
US10382966B2 Computing device carried by a vehicle for tracking driving events in a zone using location and event log files Electricity 1 Active
US10819809B2 Method for controlling conveyance of event notifications in sub-groups defined within groups based on multiple levels of administrative privileges Electricity 1 Active
US10397789B2 Method for controlling conveyance of event information about carriers of mobile devices based on location information received from location information sources used by the mobile devices Electricity 0 Active
US9680941B2 Location tracking system conveying event information based on administrator authorizations Electricity 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.