Inventor · disambiguated record
Roger Charles Hart
Also filed as: HART ROGER C · HART ROGER CHARLES
4 granted patents·414 citations·filing 1999–2000
83Inventor score
Top patents by PatentIndex Score
4 records- 0196US6535801B1Method and apparatus for accurately determining the position of satellites in geosynchronous orbitsGEN DYNAMICS DECISION SYSTEMS·Filed 2000·Granted Mar 18, 2003·79 cites·13 claims
- 0292US6633621B1Apparatus and method for synchronizing a clock using a phase-locked loop circuitMOTOROLA INC·Filed 2000·Granted Oct 14, 2003·70 cites·22 claims
- 0391US6313787B1Method and apparatus for assisted GPS protocolMOTOROLA INC·Filed 1999·Granted Nov 6, 2001·211 cites·26 claims
- 0478US6134484AMethod and apparatus for maintaining the integrity of spacecraft based time and position using GPSMOTOROLA INC·Filed 2000·Granted Oct 17, 2000·54 cites·10 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →