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Patent applications and USPTO patent grants for Drozd; Richard J..The latest application filed is for "identifying zones of origin of annular gas pressure".
Patent | Date |
---|---|
Identifying zones of origin of annular gas pressure Grant 7,438,128 - Drozd , et al. October 21, 2 | 2008-10-21 |
Identifying zones of origin of annular gas pressure App 20060249288 - Drozd; Richard J. ;   et al. | 2006-11-09 |
Method and apparatus for performing rapid isotopic analysis via laser spectroscopy Grant 6,967,322 - Jones , et al. November 22, 2 | 2005-11-22 |
Use of cesium as a tracer in coring operations Grant 6,912,898 - Jones , et al. July 5, 2 | 2005-07-05 |
Method and apparatus for performing rapid isotopic analysis via laser spectroscopy Grant 6,888,127 - Jones , et al. May 3, 2 | 2005-05-03 |
Use of cesium as a tracer in coring operations App 20050005694 - Jones, Christopher ;   et al. | 2005-01-13 |
Method and apparatus for performing rapid isotopic analysis via laser spectroscopy App 20040164237 - Jones, Christopher ;   et al. | 2004-08-26 |
Method and apparatus for performing rapid isotopic analysis via laser spectroscopy App 20030160164 - Jones, Christopher ;   et al. | 2003-08-28 |
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