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

Giampietro Piro — 3 Patents

ESEniricerche S.P.A.: 2 patents #102 of 342Top 30%
SSSnam S.P.A: 1 patents #10 of 24Top 45%
Milano, IT: #1,693 of 6,208 inventorsTop 30%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Giampietro Piro has been granted 3 US patents while listed as an inventor at Eniricerche S.P.A.. The first was granted in 1993 and the most recent in April 2002. Giampietro Piro ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Giampietro Piro in Milano, IT.

Patents per Year

Patents granted per year, 1993 to 2002Bar chart with a peak of 1 patents in 1993.peak 11993: 1 patents19931999: 1 patents19992002: 1 patents2002

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6379417 Nickel cermet anodic material for fuel cell anode Maria Federica Gagliardi, Alessandro Selvaggi 2002-04-30
5993511 Process of preparing nickel cermet Maria Federica Gagliardi 1999-11-30
5261944 Nickel cermet, and process for preparing it Thomas P. Lockhart, Federica Gagliardi, Laura Zanibelli 1993-11-16