Inventor · disambiguated record
Gregory K. Hann
Also filed as: HANN GREGORY · HANN GREGORY K · HANN GREGORY KEITH
6 granted patents·1 pending application·30 citations·filing 2008–2014
78Inventor score
Top patents by PatentIndex Score
7 records- 0173US8224510B2System and method to provide communication-based train control system capabilitiesDAUM WOLFGANG·Filed 2008·Granted Jul 17, 2012·10 cites·20 claims
- 0272US8581499B2Method and system for determining signal stateFRIES JEFFREY MICHAEL·Filed 2011·Granted Nov 12, 2013·7 cites·22 claims
- 0366US9321469B2System and method for expanded monitoring and control of railroad wayside interlocking systemsQuEST Rail LLC·Filed 2014·Granted Apr 26, 2016·5 cites·27 claims
- 0465US9828010B2System, method and computer software code for determining a mission plan for a powered system using signal aspect informationOTSUBO TOM·Filed 2008·Granted Nov 28, 2017·8 cites·8 claims
- 0548US9598093B2Signal detection system and methodALSTOM TRANSP TECH·Filed 2012·Granted Mar 21, 2017·0 cites·30 claims
- 0644US2010258682A1System and method for interfacing wayside signal device with vehicle control systemFRIES JEFFREY MICHAEL·Filed 2009·Application pending·0 cites
- 0739US9128128B2Current sensorFRIES JEFFREY MICHAEL·Filed 2011·Granted Sep 8, 2015·0 cites·23 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →