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Note 4 - Other Assets - Other Assets (Details) - USD ($)
Dec. 31, 2014
Dec. 31, 2013
Patented Technology [Member]    
Technology licenses $ 248,855 $ 248,855
Accumulated amortization – technology licenses (248,855) (238,855)
Deposits 11,010 11,010
Total other assets $ 11,010 $ 21,010