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STOCKHOLDERS’ EQUITY (Tables) | 12 Months Ended
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Jun. 30, 2022
Equity [Abstract] |
Schedule of stock-based compensation expense |
Schedule of stock-based compensation expense |  |  |  |  |  |  |  |
|  | 2022 |  |  | 2021 |
Cost of Goods Sold |  | $ | 115,021 |  |  | $ | 113,659 |
Research and Development Expenses |  |  | 218,847 |  |  |  | 171,447 |
Selling, General and Administrative Expenses |  |  | 561,626 |  |  |  | 448,824 |
Stock Based Compensation Expense |  | $ | 895,494 |  |  | $ | 733,930 |
Schedule of fair value of option assumptions |
Schedule of fair value of option assumptions |  |  |  |
|  | Year Ended |
|  | June 30, 2022 |
Assumptions: |  |  |  |
Option life |  |  | 5.3 years |
Risk-free interest rate |  |  | 3.0% |
Weighted average stock volatility |  |  | 100% |
Dividend yield |  |  | 0 |
Weighted average fair value of grants |  | $ | 2.11 |
Schedule of stock option activity |
Schedule of stock option activity |  |  |  |  |  |  |  |  |  |  |  |
|  | Options Outstanding |
|  | Number of Shares |  |  | Weighted Average Exercise Price |  |  | Weighted Average Contractual Life |
Outstanding at July 1, 2020 |  |  | 2,065,200 |  |  | $ | 0.95 |  |  |  | 6.59 years |
Grants |  |  | 630,000 |  |  | $ | 1.65 |  |  |  |  |
Exercised |  |  | (112,000 | ) |  | $ | 0.57 |  |  |  |  |
Cancellations |  |  | (5,000 | ) |  | $ | 1.30 |  |  |  |  |
Outstanding at June 30, 2021 |  |  | 2,578,200 |  |  | $ | 1.13 |  |  |  | 6.73 years |
Grants |  |  | 614,500 |  |  | $ | 1.74 |  |  |  |  |
Exercised |  |  | (295,700 | ) |  | $ | 1.05 |  |  |  |  |
Cancellations |  |  | (183,000 | ) |  | $ | 1.60 |  |  |  |  |
Outstanding at June 30, 2022 |  |  | 2,714,000 |  |  | $ | 1.33 |  |  |  | 7.08 years |
Schedule of stock options outstanding by exercise price range |
| Schedule of stock options outstanding by exercise price range |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Range of Exercise Prices |  |  | Number of Shares |  |  | Weighted- Average Remaining Contractual Life (years) |  |  | Weighted- Average Exercise Price |  |  | Exercisable Number of Shares |  |  | Exercisable Weighted- Average Exercise Price |
$ | 0.48 |  |  |  | 60,000 |  |  |  | 3.75 |  |  | $ | 0.48 |  |  |  | 60,000 |  |  | $ | 0.48 |
$ | 0.50 |  |  |  | 80,000 |  |  |  | 3.98 |  |  | $ | 0.50 |  |  |  | 80,000 |  |  | $ | 0.50 |
$ | 0.55 |  |  |  | 15,000 |  |  |  | 5.76 |  |  | $ | 0.55 |  |  |  | 15,000 |  |  | $ | 0.55 |
$ | 0.70 |  |  |  | 100,000 |  |  |  | 6.10 |  |  | $ | 0.70 |  |  |  | 100,000 |  |  | $ | 0.70 |
$ | 0.73 |  |  |  | 630,000 |  |  |  | 4.67 |  |  | $ | 0.73 |  |  |  | 630,000 |  |  | $ | 0.73 |
$ | 0.85 |  |  |  | 6,000 |  |  |  | 0.51 |  |  | $ | 0.85 |  |  |  | 6,000 |  |  | $ | 0.85 |
$ | 0.90 |  |  |  | 36,000 |  |  |  | 1.94 |  |  | $ | 0.90 |  |  |  | 36,000 |  |  | $ | 0.90 |
$ | 1.25 |  |  |  | 45,000 |  |  |  | 7.72 |  |  | $ | 1.25 |  |  |  | 30,000 |  |  | $ | 1.25 |
$ | 1.30 |  |  |  | 441,000 |  |  |  | 6.95 |  |  | $ | 1.30 |  |  |  | 398,500 |  |  | $ | 1.30 |
$ | 1.40 |  |  |  | 70,000 |  |  |  | 8.39 |  |  | $ | 1.40 |  |  |  | 70,000 |  |  | $ | 1.40 |
$ | 1.42 |  |  |  | 100,000 |  |  |  | 7.20 |  |  | $ | 1.42 |  |  |  | 66,667 |  |  | $ | 1.42 |
$ | 1.45 |  |  |  | 5,000 |  |  |  | 8.69 |  |  | $ | 1.45 |  |  |  | 1,667 |  |  | $ | 1.45 |
$ | 1.50 |  |  |  | 70,000 |  |  |  | 7.44 |  |  | $ | 1.50 |  |  |  | 70,000 |  |  | $ | 1.50 |
$ | 1.68 |  |  |  | 540,000 |  |  |  | 8.93 |  |  | $ | 1.68 |  |  |  | 540,000 |  |  | $ | 1.68 |
$ | 1.87 |  |  |  | 30,000 |  |  |  | 9.87 |  |  | $ | 1.87 |  |  |  | – |  |  | $ | 1.87 |
$ | 2.00 |  |  |  | 100,000 |  |  |  | 8.82 |  |  | $ | 2.00 |  |  |  | 10,000 |  |  | $ | 2.00 |
$ | 2.09 |  |  |  | 246,000 |  |  |  | 9.61 |  |  | $ | 2.09 |  |  |  | – |  |  | $ | 2.09 |
$ | 2.26 |  |  |  | 140,000 |  |  |  | 9.39 |  |  | $ | 2.26 |  |  |  | 90,000 |  |  | $ | 2.26 |
$ | 0.48–2.26 |  |  |  | 2,714,000 |  |  |  | 7.08 |  |  | $ | 1.33 |  |  |  | 2,203,834 |  |  | $ | 1.33 |

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- Definition Tabular disclosure of option exercise prices, by grouped ranges, including the upper and lower limits of the price range, the number of shares under option, weighted average exercise price and remaining contractual option terms. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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