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Trademark and Patents | 3 Months Ended
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Sep. 30, 2018
Goodwill and Intangible Assets Disclosure [Abstract] |
Intangible Assets Disclosure [Text Block] | Note 6 - Trademark and Patents Trademark and patents, stated at cost, less accumulated amortization consisted of the following:
|  | September 30, 2018 |  |  | June 30, 2018 |
Trademarks and Patents |  | $ | 458,954 |  |  | $ | 458,954 |
Less Accumulated Amortization |  |  | (86,094 | ) |  |  | (84,025 | )
Trademarks and Patents, Net |  | $ | 372,860 |  |  | $ | 374,929 |
Amortization expense amounted to $2,069 and $2,068 for the three months ended September 30, 2018 and 2017, respectively.

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- Definition The entire disclosure for all or part of the information related to intangible assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -URI http://asc.fasb.org/topic&trid=2144416 + Details
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