Mathewson; Rodney O.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Mathewson; Rodney O..The latest application filed is for "subsurface drill string".
- Mathewson; Rodney O. - Idaho Falls ID
| Patent | Date |
|---|---|
| Subsurface drill string Grant 7,431,348 - Casper , et al. October 7, 2 | 2008-10-07 |
| Subsurface Drill String App 20070120364 - Casper; William L. ; et al. | 2007-05-31 |
| Insertion tube methods and apparatus Grant 7,178,391 - Casper, legal representative , et al. February 2 | 2007-02-20 |
| Insertion tube methods and apparatus App 20060032629 - Casper; William L. ; et al. | 2006-02-16 |
| Insertion tube methods and apparatus App 20050011290 - Casper, William L. ; et al. | 2005-01-20 |
| Insertion tube methods and apparatus App 20040083835 - Casper, William L. ; et al. | 2004-05-06 |
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