Johnson; Robert Edwin
Patent Applications and Registrations
Patent applications and USPTO patent grants for Johnson; Robert Edwin.The latest application filed is for "oscillating evaporative cooling device".
- Johnson; Robert Edwin - N. Fort Myers FL
| Patent | Date |
|---|---|
| Oscillating evaporative cooling device Grant 6,895,772 - Johnson , et al. May 24, 2 | 2005-05-24 |
| Oscillating evaporative cooling device App 20040055325 - Johnson, Robert Edwin ; et al. | 2004-03-25 |
| Evaporative cooling device App 20030136143 - Johnson, Robert Edwin ; et al. | 2003-07-24 |
| Evaporative cooling device Grant 5,857,350 - Johnson , et al. January 12, 1 | 1999-01-12 |
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