Inventor
LOTFI AMIR
US37 patents
⚠️ This page may combine multiple inventors who share the name “LOTFI AMIR”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DMF INC
19 patentsUS11067231B2Jul 20, 2021
Alternate junction box and arrangement for lighting apparatus
DMF INC46 citations98
USD902871SNov 24, 2020
Plastic deep electrical junction box
DMF INC52 citations97
USD901398SNov 10, 2020
Plastic deep electrical junction box
DMF INC54 citations97
USD864877SOct 29, 2019
Plastic deep electrical junction box with a lighting module mounting yoke
DMF INC75 citations97
USD903605SDec 1, 2020
Plastic deep electrical junction box
DMF INC57 citations94
US11274821B2Mar 15, 2022
Lighting module with keyed heat sink coupled to thermally conductive trim
DMF INC24 citations93
USD990030SJun 20, 2023
Housing for a lighting system
DMF INC6 citations85
US11448384B2Sep 20, 2022
Methods and apparatus for adjusting a luminaire
DMF INC12 citations85
US11391442B2Jul 19, 2022
Polymer housing for a recessed lighting system and methods for using same
DMF INC16 citations85
US11306903B2Apr 19, 2022
Polymer housing for a lighting system and methods for using same
DMF INC12 citations84
US10989390B2Apr 27, 2021
Folded optics methods and apparatus for improving efficiency of LED-based luminaires
DMF INC17 citations84
US12169053B2Dec 17, 2024
Alternate junction box and arrangement for lighting apparatus
DMF INC3 citations75
USD1012864SJan 30, 2024
Portion of a plastic deep electrical junction box
DMF INC4 citations74
US12209736B2Jan 28, 2025
Polymer housing for a lighting system and methods for using same
DMF INC3 citations73
US11585517B2Feb 21, 2023
Lighting module having field-replaceable optics, improved cooling, and tool-less mounting features
DMF INC5 citations71
US12203631B2Jan 21, 2025
Round metal housing for a lighting system
DMF INC3 citations68
US12546465B2Feb 10, 2026
Lighting module with keyed heat sink coupled to thermally conductive trim
DMF INC0 citations61
US12372222B2Jul 29, 2025
Lighting module having field-replaceable optics, improved cooling, and tool-less mounting features
DMF INC0 citations59
US12297986B2May 13, 2025
Bar hanger assembly with crossmembers and housing assemblies using same
DMF INC1 citations59
OTIS ELEVATOR CO
12 patentsUS10252879B2Apr 9, 2019
Brake operation management in elevators
OTIS ELEVATOR CO6 citations82
US10294079B2May 21, 2019
Idler or deflector sheave for elevator system
OTIS ELEVATOR CO2 citations73
US11897725B2Feb 13, 2024
Adjustment of drop rate of elevator car with electromagnetic brake system
OTIS ELEVATOR CO2 citations71
US10442659B2Oct 15, 2019
Electromagnetic brake system for elevator application
OTIS ELEVATOR CO0 citations52
US10099894B2Oct 16, 2018
Active damping of a hovering elevator car based on vertical oscillation of the hovering elevator car
OTIS ELEVATOR CO1 citations52
US10538412B2Jan 21, 2020
Brake operation management in elevators
OTIS ELEVATOR CO0 citations50
US10329121B2Jun 25, 2019
Fire-retardant belt
OTIS ELEVATOR CO0 citations50
US10745239B2Aug 18, 2020
Electromagnetic brake system for an elevator with variable rate of engagement
OTIS ELEVATOR CO0 citations46
US9932205B2Apr 3, 2018
Asymmetric and steered sheaves for twisted multi-belt elevator systems
OTIS ELEVATOR CO0 citations45
US9643819B2May 9, 2017
Asymmetric and steered sheaves for twisted multi-belt elevator systems
OTIS ELEVATOR CO1 citations45
US10919730B2Feb 16, 2021
Management of mutiple coil brake for elevator system
OTIS ELEVATOR CO0 citations42
US9809418B2Nov 7, 2017
Advanced smooth rescue operation
OTIS ELEVATOR CO0 citations39