15 Patents
#6 in Marshall, TX
#1,272 in Texas
#20,433 in US
#38,727 in the World
Tri-county Excelsior Foundation
Forward Citations = 207
3 inventors:
Marshall, TX, United States of America
3 inventors (with patents filed for the assignee):
Robert J Donaghey (14 out of 22 patents)
Brig Barnum Elliott (1 out of 90 patents)
David Spencer Pearson (1 out of 24 patents)
15 patents:
#6 in Marshall, TX
#1,272 in Texas
#20,433 in US
#38,727 in the World
3 inventors: