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

Gretag Systems — 14 Patents

Rank (All Time): #40,908 of 105,732Top 40%
19 inventors
14 Patents All Time

Patents per Year

Patents granted per year, 1990 to 1994Bar chart with a peak of 6 patents in 1992.peak 61990: 1 patents19901991: 4 patents19911992: 6 patents19921993: 2 patents19931994: 1 patents1994

Top Inventors at Gretag Systems All Time

Showing 1–19 of 19 inventors

RankNamePatents
1 Walter Kraft 6
2 Beat Frick 3
3 Rolf Bronnimann 2
3 Werner von Stein 2
#5 Gordon L. Overbye 1
#5 Albert Dunner 1
#5 Christa Strobel 1
#5 Erich Binder 1
#5 Heiner Schaub 1
#5 Jurgen Nehring 1
#5 Karl Ursprung 1
#5 Kenneth G. Hammerquist 1
#5 Kurt Muller 1
#5 Maxwell G. Maginness 1
#5 Richard Dolf 1
#5 Roman Rosenberg 1
#5 Roberto Rupp 1
#5 Werner Gassmann 1
#5 Harald Maxeiner 1