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Note 2 - Patents (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2015
Patents Tables |
Patents |
|  | December 31, 2015 |  |  | December 31, 2014 |
Capitalized patent costs |  | $ | 642,000 |  |  | $ | 642,000 |
Accumulated amortization |  |  | (642,000 | ) |  |  | (642,000 | )
|  | $ | - |  |  | $ | - |

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