Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Guido Grattoni — 1 Patent in 2021

JAJacuzzi: 1 patents #1 of 6Top 20%
Fontanafredda, IT: #4 of 12 inventorsTop 35%
Overall (2021): #443,723 of 548,734Top 85%
1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10993875 Tub with swirl ports and dispenser Andrea Amici, Fabio Felisi, Erica A. Moir, Sara Massarutti, Gianni Emanuele Stival 2021-05-04