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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details Textual) - USD ($)
12 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Allowance for doubtful accounts $ 47,307 $ 10,878
Standard Product Warranty Accrual 239,173 27,207
Cost of engineering and development 937,725 583,137
Advertising costs $ 134,313 $ 122,367
Shares excluded from the computation of earnings per share 17,669,534 15,972,845
Extended Product Warranty Period 20 years  
Accounts Receivable, Net, Current $ 469,906 $ 172,633
Amortization of customer intangible assets 68,044 93,029
Impairment of PPA project costs 0 1,890,357
Lotte Research And Development Agreement [Member]    
Cost of engineering and development $ 937,725 576,178
Research And Development License Fee Payable Terms Lotte was required to pay us a total license fee of $3,000,000 under the Amended License Agreement plus up to an additional $1,000,000 if certain specific milestones are successfully achieved. In addition, Lotte is required to make ongoing royalty payments to the Company equal to a single digit percentage of Lottes net sales of the Lotte Product outside of South Korea until December 31, 2019. The original license fees were subject to a 16.5% non-refundable Korea withholding tax.  
Revenue Recognition, Percentage of Completion Method, Revenue Recognized $ 175,000 369,172
Revenue Recognition Percentage of Completion Method, Payments Received $ 5,425,000 5,425,000
Investee Company's [Member] | Maximum [Member]    
Equity Method Investment, Ownership Percentage 50.00%  
Investee Company's [Member] | Minimum [Member]    
Equity Method Investment, Ownership Percentage 20.00%  
Customer Three Concentration Risk [Member]    
Accounts Receivable, Net, Current $ 336,685 $ 157,200
Sales Revenue, Net [Member]    
Concentration Risk, Percentage 71.00% 81.00%
Accounts Receivable [Member] | Customer One Concentration Risk [Member]    
Concentration Risk, Percentage 72.00%  
Accounts Receivable [Member] | Customer Two Concentration Risk [Member]    
Concentration Risk, Percentage   91.00%