Inventor · disambiguated record
Amir Lotfi
Also filed as: LOTFI AMIR
36 granted patents·10 pending applications·507 citations·filing 2012–2025
97Inventor score
Top patents by PatentIndex Score
46 records- 0198US11391442B2Polymer housing for a recessed lighting system and methods for using sameDMF INC·Filed 2020·Granted Jul 19, 2022·16 cites·20 claims
- 0298US11067231B2Alternate junction box and arrangement for lighting apparatusDMF INC·Filed 2017·Granted Jul 20, 2021·46 cites·30 claims
- 0397US11448384B2Methods and apparatus for adjusting a luminaireDMF INC·Filed 2020·Granted Sep 20, 2022·12 cites·21 claims
- 0497US11274821B2Lighting module with keyed heat sink coupled to thermally conductive trimDMF INC·Filed 2021·Granted Mar 15, 2022·24 cites·51 claims
- 0597US10989390B2Folded optics methods and apparatus for improving efficiency of LED-based luminairesDMF INC·Filed 2020·Granted Apr 27, 2021·17 cites·30 claims
- 0696US11306903B2Polymer housing for a lighting system and methods for using sameDMF INC·Filed 2021·Granted Apr 19, 2022·12 cites·33 claims
- 0796USD864877SPlastic deep electrical junction box with a lighting module mounting yokeDMF INC·Filed 2019·Granted Oct 29, 2019·75 cites·1 claims
- 0895USD903605SPlastic deep electrical junction boxDMF INC·Filed 2018·Granted Dec 1, 2020·57 cites·1 claims
- 0995USD902871SPlastic deep electrical junction boxDMF INC·Filed 2019·Granted Nov 24, 2020·52 cites·1 claims
- 1095US10663153B2Methods and apparatus for adjusting a luminaireNIKOOYAN ALI A·Filed 2019·Granted May 26, 2020·67 cites·54 claims
- 1194US11585517B2Lighting module having field-replaceable optics, improved cooling, and tool-less mounting featuresDMF INC·Filed 2021·Granted Feb 21, 2023·5 cites·28 claims
- 1294USD901398SPlastic deep electrical junction boxDMF INC·Filed 2019·Granted Nov 10, 2020·54 cites·1 claims
- 1393US12169053B2Alternate junction box and arrangement for lighting apparatusDMF INC·Filed 2021·Granted Dec 17, 2024·3 cites·20 claims
- 1493US11231154B2Bar hanger assembly with mating telescoping barsVER LIGHTING LLC·Filed 2021·Granted Jan 25, 2022·19 cites·30 claims
- 1592US12209736B2Polymer housing for a lighting system and methods for using sameDMF INC·Filed 2022·Granted Jan 28, 2025·3 cites·20 claims
- 1691US11897725B2Adjustment of drop rate of elevator car with electromagnetic brake systemOTIS ELEVATOR CO·Filed 2020·Granted Feb 13, 2024·2 cites·14 claims
- 1788US12203631B2Round metal housing for a lighting systemDMF INC·Filed 2021·Granted Jan 21, 2025·3 cites·21 claims
- 1881US10252879B2Brake operation management in elevatorsOTIS ELEVATOR CO·Filed 2014·Granted Apr 9, 2019·6 cites·14 claims
- 1976US2025347396A1Alternate junction box and arrangement for lighting apparatusDMF INC·Filed 2024·Application pending·0 cites
- 2075USD990030SHousing for a lighting systemDMF INC·Filed 2020·Granted Jun 20, 2023·6 cites·1 claims
- 2174US12297986B2Bar hanger assembly with crossmembers and housing assemblies using sameDMF INC·Filed 2021·Granted May 13, 2025·1 cites·21 claims
- 2274US9670035B2Fire-retardant beltORELUP MARK F·Filed 2012·Granted Jun 6, 2017·5 cites·17 claims
- 2371USD966877SHanger bar for a hanger bar assemblyVER LIGHTING LLC·Filed 2019·Granted Oct 18, 2022·14 cites·1 claims
- 2470US2021331902A1Elevator brake assemblyOTIS ELEVATOR CO·Filed 2021·Application pending·0 cites
- 2569US10538412B2Brake operation management in elevatorsOTIS ELEVATOR CO·Filed 2019·Granted Jan 21, 2020·0 cites·15 claims
- 2668US10294079B2Idler or deflector sheave for elevator systemOTIS ELEVATOR CO·Filed 2013·Granted May 21, 2019·2 cites·16 claims
- 2765US10329121B2Fire-retardant beltOTIS ELEVATOR CO·Filed 2017·Granted Jun 25, 2019·0 cites·15 claims
- 2864US12372222B2Lighting module having field-replaceable optics, improved cooling, and tool-less mounting featuresDMF INC·Filed 2023·Granted Jul 29, 2025·0 cites·20 claims
- 2964US2025389407A1Round metal housing for a lighting systemDMF INC·Filed 2025·Application pending·0 cites
- 3062US2018016114A1Advanced smooth rescue operationOTIS ELEVATOR CO·Filed 2017·Application pending·0 cites
- 3160US9809418B2Advanced smooth rescue operationOTIS ELEVATOR CO·Filed 2016·Granted Nov 7, 2017·0 cites·4 claims
- 3256US10442659B2Electromagnetic brake system for elevator applicationOTIS ELEVATOR CO·Filed 2016·Granted Oct 15, 2019·0 cites·13 claims
- 3356US9932205B2Asymmetric and steered sheaves for twisted multi-belt elevator systemsOTIS ELEVATOR CO·Filed 2017·Granted Apr 3, 2018·0 cites·10 claims
- 3455US10099894B2Active damping of a hovering elevator car based on vertical oscillation of the hovering elevator carOTIS ELEVATOR CO·Filed 2013·Granted Oct 16, 2018·1 cites·20 claims
- 3554US10745239B2Electromagnetic brake system for an elevator with variable rate of engagementOTIS ELEVATOR CO·Filed 2015·Granted Aug 18, 2020·0 cites·14 claims
- 3653US2024146060A1Methods and systems for controlling electric vehicle charging based on power distribution system informationBLUWAVE INC·Filed 2023·Application pending·0 cites
- 3753US2017073184A1Elevator brake assemblyOTIS ELEVATOR CO·Filed 2016·Application pending·0 cites
- 3851US9643819B2Asymmetric and steered sheaves for twisted multi-belt elevator systemsOTIS ELEVATOR CO·Filed 2013·Granted May 9, 2017·1 cites·14 claims
- 3950US2022128222A1Optical element for improving beam quality and light coupling efficiencyLOTFI AMIR·Filed 2021·Application pending·0 cites
- 4049USD1012864SPortion of a plastic deep electrical junction boxDMF INC·Filed 2019·Granted Jan 30, 2024·4 cites·1 claims
- 4145US2018215582A1Uninterrupted rescue operationOTIS ELEVATOR CO·Filed 2018·Application pending·0 cites
- 4242US10919730B2Management of mutiple coil brake for elevator systemOTIS ELEVATOR CO·Filed 2016·Granted Feb 16, 2021·0 cites·9 claims
- 4341US10479645B2Electromagnetic brake system for elevator applicationLOTFI AMIR·Filed 2016·Granted Nov 19, 2019·0 cites·10 claims
- 4441US10450162B2Electromagnetic brake control circuitry for elevator applicationLOTFI AMIR·Filed 2016·Granted Oct 22, 2019·0 cites·17 claims
- 4540US2017283213A1Uninterrupted rescue operationOTIS ELEVATOR CO·Filed 2016·Application pending·0 cites
- 4633US2017267492A1Self-powered elevator carOTIS ELEVATOR CO·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →