SP

Spectradisc

Rank (All Time): #101579 of 106,127Top 100%
12 inventors
5
Patents All Time

Top Inventors at Spectradisc All Time

RankNamePatents
1 Christopher J. Marmo 3
2 Daniel J. Ehntholt 3
3 Eric J. Carlson 3
#4 Irwin C. Winkler 3
#5 James R. Valentine 3
#6 John R. Powell 3
#7 Philip E. Rollhaus 3
#8 Charles M. Zepp 2
#9 Nabil Lawandy 2
#10 Kenneth S. Norland 1
#11 Marianne Krieg-Kowald 1
#12 Andrei Smuk 1