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

Roussel Uclaf — 721 Patents

Rank (All Time): #1,191 of 105,732Top 2%
430 inventors
721 Patents All Time

Patents per Year

Patents granted per year, 1980 to 2004Bar chart with a peak of 57 patents in 1995.peak 571980: 43 patents19801981: 44 patents1982: 31 patents1983: 29 patents19831984: 47 patents1985: 35 patents1986: 26 patents19861987: 32 patents1988: 26 patents1989: 42 patents19891990: 33 patents1991: 40 patents1992: 45 patents19921993: 40 patents1994: 40 patents1995: 57 patents19951996: 34 patents1997: 28 patents1998: 40 patents19981999: 8 patents2004: 1 patents2004

Top Inventors at Roussel Uclaf All Time

Showing 1–50 of 430 inventors

RankNamePatents
1 Jean Tessier 95
2 Jean-Pierre Demoute 83
3 Jacques Martel 66
#4 Francois Clemence 64
#5 Lucien Nedelec 55
#6 Daniel Philibert 45
#7 Jean-Georges Teutsch 43
#8 Jean Buendia 40
#9 Michel Fortin 37
#10 Fernando Barzaghi 34
#11 Andre Teche 32
#11 Roger Deraedt 32
#13 Michel Vivat 31
#14 Francoise Delevallee 30
#15 Jacques Guillaume 27
#15 Jean-Francois Chantot 27
#17 Emilio Toja 26
#18 Giulio Galliani 25
#19 Gilles Hamon 23
#20 Constantin Agouridas 20
#20 Marc Benoit 20
#22 Claude Dumont 18
#23 Patrick Fauveau 17
#24 Daniel Humbert 16
#24 Jean-Paul Vevert 16
#24 Vesperto Torelli 16
#27 Elizabeth A. Kuo 15
#27 Francis Brion 15
#27 Jozsef Aszodi 15
#30 Andre Lutz 14
#30 Carla Bonetti 14
#32 Daniel Frechet 13
#32 Francois Nique 13
#32 Germain Costerousse 13
#35 Andre Claussner 12
#35 Christian Diolez 12
#35 Didier Babin 12
#35 Jean-Louis Brayer 12
#39 Jean-Claude Gasc 11
#39 Robert Westwood 11
#41 Alexis Denis 10
#41 Jacques Demassey 10
#41 Jean-Luc Haesslein 10
#41 Jean Jolly 10
#41 Jean-Pierre Raynaud 10
#41 Robert Fournex 10
#47 Alain Jouquey 9
#47 Andre Pierdet 9
#47 Claude Oberlander 9
#47 David Kay 9

Most Valuable Patents

All 100 most valuable US patents →