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USPTO Patent Rankings Data through Sept 30, 2025
CO

Carmelo Onandia-Alberdi

OSOna Electro-Erosion, S.A.: 1 patents #1 of 2Top 50%
Durango, ES: #2 of 3 inventorsTop 70%
Overall (1994): #164,038 of 165,921Top 100%
1 Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5293022 Spark erosion machine 1994-03-08