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USPTO Patent Rankings Data through Dec 31, 2025
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Snam S.P.A — 12 Patents

Rank (All Time): #47,472 of 105,732Top 45%
24 inventors
12 Patents All Time

Patents per Year

Patents granted per year, 1983 to 1996Bar chart with a peak of 2 patents in 1983.peak 21983: 2 patents19831985: 1 patents19851986: 2 patents19861987: 1 patents19871992: 2 patents19921993: 1 patents19931994: 1 patents19941995: 1 patents19951996: 1 patents1996

Top Inventors at Snam S.P.A All Time

Showing 1–24 of 24 inventors

RankNamePatents
1 Giampaolo Bonfiglioli 5
2 Alberto Gandini 2
2 Alessandro Stopponi 2
2 Amalia Assogna 2
2 Arnaldo Roggero 2
2 Claudio Valentini 2
2 Costantino Vinciguerra 2
2 Gian P. Ferrari Aggradi 2
2 Raffaello Sisto 2
#10 Federica Gagliardi 1
#10 Fabio Launaro 1
#10 Alfeo Goglio 1
#10 Constantino Vinciguerra 1
#10 Floriano Casola 1
#10 Giulio Alberti 1
#10 Giampietro Piro 1
#10 Laura Zanibelli 1
#10 Roberto Bruschi 1
#10 Roberto Palombari 1
#10 Robert Warshaw 1
#10 Thomas P. Lockhart 1
#10 Ugo Pedretti 1
#10 Valentino Pistone 1
#10 Enrico Migliavacca 1

Most Valuable Patents

PatentEst. ValueYear
Seismic joint for underwater floating tunnels$3M1996

All 100 most valuable US patents →