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Patents (Tables) | 6 Months Ended
--- | ---
Dec. 31, 2019
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of patents |
|  | As of |  |  | As of |
|  | December 31, |  |  | June 30, |
|  | 2019 |  |  | 2019 |
Patents |  | $ | 380,000 |  |  | $ | 380,000 |
Less accumulated amortization |  |  | (172,000 | ) |  |  | (159,000 | )
Patents, net |  | $ | 208,000 |  |  | $ | 221,000 |

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