Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
MC

Marco Caleffi — 13 Patents

CSCaleffi S.P.A.: 13 patents #1 of 6Top 20%
Borgomanero, IT: #4 of 123 inventorsTop 4%
Overall (All Time): #362,438 of 4,157,543Top 9%
13 Patents All Time
Marco Caleffi has been granted 13 US patents while listed as an inventor at Caleffi S.P.A.. The first was granted in 2007 and the most recent in August 2024. Marco Caleffi ranks #362,438 of 4,157,543 US inventors in our database (top 8.7%). Patent records list Marco Caleffi in Borgomanero, IT.

Patents per Year

Patents granted per year, 2007 to 2024Bar chart with a peak of 3 patents in 2018.peak 32007: 1 patents20072009: 1 patents20092012: 1 patents20122018: 3 patents20182019: 1 patents20192020: 2 patents20202022: 1 patents20222024: 3 patents2024

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
12061488 Diaphragm pressure reducer 2024-08-13
11920694 Antifreeze valve unit 2024-03-05
11860647 Thermostatic mixing valve having a cold water outlet 2024-01-02
11448328 Mixer valve device 2022-09-20
D890883 Fluid distribution equipment 2020-07-21
D888199 Fluid distribution equipment 2020-06-23
10428499 Backflow preventer for water distribution installations 2019-10-01
D835754 Valve 2018-12-11
D820392 Valve 2018-06-12
9925543 Magnetic particle separator for thermal systems 2018-03-27
8327867 Antifreezing valve device for hydraulic and/or water storage systems 2012-12-11
7617989 Automatically reclosable thermostatic control device for valves 2009-11-17
7246635 Automatic flow rate control valve 2007-07-24