21 Utility Patents
#21 in Concord, CA
#23,121 in California
#80,423 in US
#158,333 in the World
Forward Citations = 175
Company Filing History:

Other
The B. F. Goodrich Company
4. 2 out of 3
Thermo Sentron, Inc.
5. 1 out of 2
Ramsey Technology, Inc.
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