Hayes; Kirby Warren
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hayes; Kirby Warren.The latest application filed is for "enhancement of flow rates through porous media".
- Hayes; Kirby Warren - Lloydminster CA
| Patent | Date |
|---|---|
| Enhancement of flow rates through porous media Grant 6,405,797 - Davidson , et al. June 18, 2 | 2002-06-18 |
| Enhancement of flow rates through porous media App 20010017206 - Davidson, Brett Charles ; et al. | 2001-08-30 |
| Enhancement of flow rates through porous media Grant 6,241,019 - Davidson , et al. June 5, 2 | 2001-06-05 |
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