NG

National Gypsum

Rank (1994): #1748 of 12,641Top 15%
6 inventors
6
Patents 1994

Top Inventors at National Gypsum 1994

Showing 1–6 of 6 inventors

RankNamePatents
1 Robert J. Menchetti 3
2 James L. Zak 1
2 Joseph R. Robinette 1
2 Raymond G. Syracuse 1
2 Richard E. Smith 1
2 W. Roy Burke 1