Note 4 - Fixed Assets - Schedule of Property, Plant and Equipment (Details) - USD ($)	Jun. 30, 2020	Dec. 31, 2019
Property, Plant, and Equipment Gross	$ 3,289,144	$ 2,279,373
Property, Plant, and Equipment Gross	3,289,144	2,279,373
Less: Accumulated depreciation	879,423	771,574
Total Fixed Assets, Net	2,409,721	1,507,799
Office Equipment [Member]
Property, Plant, and Equipment Gross	391,464	508,143
Property, Plant, and Equipment Gross	391,464	508,143
Leasehold Improvements [Member]
Property, Plant, and Equipment Gross	188,014	188,014
Property, Plant, and Equipment Gross	188,014	188,014
Laboratory Equipment [Member]
Property, Plant, and Equipment Gross	2,527,660	1,401,210
Property, Plant, and Equipment Gross	2,527,660	1,401,210
Manufacturing Tooling [Member]
Property, Plant, and Equipment Gross	108,955	108,956
Property, Plant, and Equipment Gross	108,955	108,956
Demo Equipment [Member]
Property, Plant, and Equipment Gross	73,051	73,051
Property, Plant, and Equipment Gross	$ 73,051	$ 73,051

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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