Inventor
HIGGINS FRANK
US13 patents
⚠️ This page may combine multiple inventors who share the name “HIGGINS FRANK”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
OTIS ELEVATOR CO
6 patentsUS10597254B2Mar 24, 2020
Automated conveyance system maintenance
OTIS ELEVATOR CO5 citations65
US11312594B2Apr 26, 2022
Conveyance system video analytics
OTIS ELEVATOR CO1 citations60
US10577222B2Mar 3, 2020
Coded elevator inspection and positioning systems and methods
OTIS ELEVATOR CO1 citations57
US10961082B2Mar 30, 2021
Elevator inspection using automated sequencing of camera presets
OTIS ELEVATOR CO0 citations51
US10577221B2Mar 3, 2020
Imaging inspection systems and methods for elevator landing doors
OTIS ELEVATOR CO0 citations50
US12552635B2Feb 17, 2026
Floor identification using magnetic signature referencing and sensor fusion
OTIS ELEVATOR CO0 citations43
AGIRMAN ISMAIL
3 patentsUS8230978B2Jul 31, 2012
Elevator regenerative drive with automatic rescue operation
AGIRMAN ISMAIL59 citations96
US8127894B2Mar 6, 2012
Elevator motor drive tolerant of an irregular power source
AGIRMAN ISMAIL26 citations90
US8789659B2Jul 29, 2014
System and method for operating a motor during normal and power failure conditions
AGIRMAN ISMAIL13 citations83