Inventor
SPENCER DANIEL
US15 patents
⚠️ This page may combine multiple inventors who share the name “SPENCER DANIEL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SIEMENS MOBILITY INC
8 patentsUS12065181B2Aug 20, 2024
Tamperproof gate mechanism
SIEMENS MOBILITY INC3 citations73
US12095401B2Sep 17, 2024
Dynamic load system and method for simulating a crossing gate mechanism
SIEMENS MOBILITY INC3 citations72
US11543243B2Jan 3, 2023
System and method for determining alignment for railway wayside signal applications
SIEMENS MOBILITY INC0 citations54
US11581788B2Feb 14, 2023
Hall sensor fault detection for gate crossing mechanisms
SIEMENS MOBILITY INC0 citations53
US11938985B2Mar 26, 2024
Smart cam for digitalization of a gate mechanism
SIEMENS MOBILITY INC0 citations50
US11530620B2Dec 20, 2022
Overspeed protection for a motor of a gate crossing mechanism
SIEMENS MOBILITY INC0 citations48
US12545307B2Feb 10, 2026
Reconfigurable PCB for brake operation of exit and entrance crossing gate mechanism
SIEMENS MOBILITY INC0 citations45
US11667311B2Jun 6, 2023
Supercapacitor power supply for a gate crossing mechanism
SIEMENS MOBILITY INC0 citations45