Inventor · disambiguated record
Daniel Spencer
Also filed as: SPENCER DANIEL · SPENCER DANIEL J · SPENCER DANIEL JOHN
8 granted patents·1 pending application·26 citations·filing 1989–2021
78Inventor score
Top patents by PatentIndex Score
9 records- 0190US12095401B2Dynamic load system and method for simulating a crossing gate mechanismSIEMENS MOBILITY INC·Filed 2021·Granted Sep 17, 2024·3 cites·18 claims
- 0282US12065181B2Tamperproof gate mechanismSIEMENS MOBILITY INC·Filed 2019·Granted Aug 20, 2024·3 cites·7 claims
- 0353US11543243B2System and method for determining alignment for railway wayside signal applicationsSIEMENS MOBILITY INC·Filed 2019·Granted Jan 3, 2023·0 cites·16 claims
- 0452US11938985B2Smart cam for digitalization of a gate mechanismSIEMENS MOBILITY INC·Filed 2019·Granted Mar 26, 2024·0 cites·9 claims
- 0551US11581788B2Hall sensor fault detection for gate crossing mechanismsSIEMENS MOBILITY INC·Filed 2020·Granted Feb 14, 2023·0 cites·14 claims
- 0651US4882877AResidential door manufacture and installationPEASE IND INC·Filed 1989·Granted Nov 28, 1989·20 cites·18 claims
- 0748US11667311B2Supercapacitor power supply for a gate crossing mechanismSIEMENS MOBILITY INC·Filed 2020·Granted Jun 6, 2023·0 cites·14 claims
- 0847US11530620B2Overspeed protection for a motor of a gate crossing mechanismSIEMENS MOBILITY INC·Filed 2020·Granted Dec 20, 2022·0 cites·14 claims
- 0947US2011154203A1Interactive Advertising Platform and MethodsSPENCER ANDREW MICHAEL·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →