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James H. Bostock
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Denton, TX, US
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Patents Grants
last 30 patents
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Patent Grant
High temperature well packer
Patent number
RE31933
Issue date
Jul 2, 1985
Otis Engineering Corporation
Donald F. Taylor
166 - Wells
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Patent Grant
Electronic temperature sensor
Patent number
4,417,470
Issue date
Nov 29, 1983
Otis Engineering Corporation
Oliver W. McCracken
E21 - EARTH DRILLING MINING
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Patent Grant
High temperature well packer
Patent number
4,296,806
Issue date
Oct 27, 1981
Otis Engineering Corporation
Donald F. Taylor
E21 - EARTH DRILLING MINING