Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Amir Lotfi — 3 Patents in 2021

DMDmf: 2 patents #3 of 10Top 30%
OEOtis Elevator: 1 patents #88 of 253Top 35%
Redondo Beach, CA: #6 of 138 inventorsTop 5%
California: #8,414 of 66,859 inventorsTop 15%
Overall (2021): #91,120 of 548,734Top 20%
3 Patents 2021

Issued Patents 2021

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11067231 Alternate junction box and arrangement for lighting apparatus Michael D. Danesh 2021-07-20
10989390 Folded optics methods and apparatus for improving efficiency of LED-based luminaires Benjamin Pin-Chun Chen, David Kessler 2021-04-27
10919730 Management of mutiple coil brake for elevator system Daniel M. Bohn 2021-02-16