Quarterly report pursuant to Section 13 or 15(d)

Note 9 - Intangible Assets, Patents (Details Textual)

v3.10.0.1
Note 9 - Intangible Assets, Patents (Details Textual) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2018
Sep. 30, 2017
Sep. 30, 2018
Sep. 30, 2017
Impairment of Intangible Assets, Finite-lived $ 1,539,794 $ 1,539,794
Amortization of Intangible Assets, Total $ 332,071 $ 151,845 $ 801,426 $ 187,209
Patents [Member] | Minimum [Member]        
Finite-Lived Intangible Asset, Useful Life     3 years  
Patents [Member] | Maximum [Member]        
Finite-Lived Intangible Asset, Useful Life     20 years