12 Utility Patents
#1,493 in Houston, US
#10,794 in
#160,715 in US
#323,864 in the World
Forward Citations = 184
Company Filing History:
Western Geophysical Company of America
Oyo Corporation U.s.a.
Geo Space Corporation
4. 1 out of 7
Oyo Corporation
5. 1 out of 4
Walker, Hall, Sears, Inc.
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