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

Special Metals — 19 Patents

Rank (All Time): #30,379 of 105,732Top 30%
25 inventors
19 Patents All Time

Patents per Year

Patents granted per year, 1980 to 2017Bar chart with a peak of 4 patents in 1981.peak 41980: 3 patents19801981: 4 patents1982: 1 patents19821983: 1 patents1986: 1 patents19861987: 1 patents1989: 1 patents19891992: 1 patents1993: 1 patents19931994: 1 patents1995: 2 patents19951996: 1 patents2017: 1 patents2017

Top Inventors at Special Metals All Time

Showing 1–25 of 25 inventors

RankNamePatents
1 Richard W. Fountain 5
1 William J. Boesch 5
3 Gernant E. Maurer 4
3 Kamal Asgar 4
#5 Ferhun H. Soykan 2
#5 Steven H. Reichman 2
#5 Walter E. Johnson 2
#8 B. Wayne Castledine 1
#8 I. Dwight Clark 1
#8 Anthony Notaro 1
#8 Bruce L. Barton 1
#8 David Tremblay 1
#8 Falih Darmara 1
#8 Francis E. Sczerzenie 1
#8 Jean-Marc Clement Francis Theret 1
#8 John W. Gillespie, Jr. 1
#8 John S. Huntington 1
#8 Ronald D. Gollihue 1
#8 Samuel D. Kiser 1
#8 Sarwan K. Mannan 1
#8 Stephen J. Donachie 1
#8 Susan L. Smith 1
#8 Willard H. Sutton 1
#8 James W. Fesko 1
#8 James J. Furgal 1