Quarterly report pursuant to Section 13 or 15(d)

Balance Sheet Components (Details 1)

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Balance Sheet Components (Details 1) - USD ($)
Jun. 30, 2018
Dec. 31, 2017
Property, Plant and Equipment, Gross $ 945,294 $ 908,937
Less: Accumulated depreciation and amortization (863,501) (844,275)
Property and equipment, net 81,793 64,662 [1]
Machinery and equipment [Member]    
Property, Plant and Equipment, Gross 800,225 768,168
Tooling [Member]    
Property, Plant and Equipment, Gross 27,200 22,900
Computer software [Memebr]    
Property, Plant and Equipment, Gross 91,631 91,631
Furniture and fixtures [Member]    
Property, Plant and Equipment, Gross 15,000 15,000
Leasehold improvements [Member]    
Property, Plant and Equipment, Gross $ 11,238 $ 11,238
[1] The condensed consolidated balance sheet as of December 31, 2017 was derived from the audited consolidated balance sheet as of that date.