Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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David C. Fox — 2 Patents in 2021

ETEmerson Climate Technologies: 1 patents #23 of 91Top 30%
Littleton, MA: #13 of 61 inventorsTop 25%
Massachusetts: #2,417 of 14,123 inventorsTop 20%
Overall (2021): #169,598 of 548,734Top 35%
2 Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11182864 Non-sequential restaurant order system and method 2021-11-23
11022330 Three-way heat exchangers for liquid desiccant air-conditioning systems and methods of manufacture Mark Allen, Scott N. Rowe, Shawn Montgomery, Mark D. Rosenblum, Peter Luttik +1 more 2021-06-01