37 Utility and 3 Design Patents
#2 in Freeport, IL
#1,091 in Illinois
#34,161 in US
#65,249 in the World
rank by utility patentsForward Citations = 751
Company Filing History:

Other
Honeywell G.m.b.h.
4. 2 out of 1,173
Mcdonnell Douglas Corporation
5. 1 out of 8
Dsi Underground Systems, Inc.
where one patent can have more than one assignee
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