Inventor · disambiguated record
Richard Bamfield
Also filed as: BAMFIELD RICHARD · BAMFIELD RICHARD D
7 granted patents·3 pending applications·68 citations·filing 2005–2024
82Inventor score
Top patents by PatentIndex Score
10 records- 0187US7575202B2Apparatus and methods for providing relatively constant warning time at highway-rail crossingsSAFETRAN SYSTEMS CORP·Filed 2005·Granted Aug 18, 2009·34 cites·22 claims
- 0281US7353093B2Template crossing design and programming for highway-rail grade crossingsSAFETRAN SYSTEMS CORP·Filed 2005·Granted Apr 1, 2008·21 cites·22 claims
- 0374US11827260B2Grade crossing control systemSIEMENS MOBILITY INC·Filed 2018·Granted Nov 28, 2023·2 cites·17 claims
- 0462US2025334430A1Providing auto-calibration of accelerometer and/or hall-sense position counter in a crossing gate mechanismSIEMENS MOBILITY INC·Filed 2024·Application pending·0 cites
- 0560US7155358B2Highway-rail grade crossing remote setup, calibration and troubleshootingSAFETRAN SYSTEMS CORP·Filed 2005·Granted Dec 26, 2006·6 cites·16 claims
- 0659US11938978B2Determination of train direction for bi-directional grade crossingsSIEMENS MOBILITY INC·Filed 2021·Granted Mar 26, 2024·0 cites·17 claims
- 0754US7441727B2Highway-rail grade crossing controller with out of service modeSAFETRAN SYSTEMS CORP·Filed 2005·Granted Oct 28, 2008·4 cites·9 claims
- 0848US2023264726A1A railroad crossing control system with auxiliary shunting deviceSIEMENS MOBILITY INC·Filed 2020·Application pending·0 cites
- 0946US9290193B1Real-time graphical display of ladder logic for railroad equipmentSIEMENS INDUSTRY INC·Filed 2014·Granted Mar 22, 2016·1 cites·24 claims
- 1039US2023042091A1Graphical configuration editor for highway-rail grade crossings and associated methodSIEMENS MOBILITY INC·Filed 2022·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Richard Bamfield files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →