Quarterly report pursuant to Section 13 or 15(d)

STOCK OPTIONS AND WARRANTS (Details - Warrants by exercise price)

STOCK OPTIONS AND WARRANTS (Details - Warrants by exercise price)	3 Months Ended
	Jul. 31, 2022 $ / shares shares
$4.25 [Member]
Share-Based Payment Arrangement, Option, Exercise Price Range [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights \| $ / shares	$ 4.25
Number of Warrants exercisable \| shares	1,506,141
Weighted Average Remaining Contractual Life (Years)	4 years 10 days
$5.3125 [Member]
Share-Based Payment Arrangement, Option, Exercise Price Range [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights \| $ / shares	$ 5.3125
Number of Warrants exercisable \| shares	264,706
Weighted Average Remaining Contractual Life (Years)	4 years 10 days
$5.00 [Member]
Share-Based Payment Arrangement, Option, Exercise Price Range [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights \| $ / shares	$ 5.00
Number of Warrants exercisable \| shares	7,000,000
Weighted Average Remaining Contractual Life (Years)	4 years 25 days
$6.25 [Member]
Share-Based Payment Arrangement, Option, Exercise Price Range [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights \| $ / shares	$ 6.25
Number of Warrants exercisable \| shares	1,050,000
Weighted Average Remaining Contractual Life (Years)	4 years 18 days
$0.001 [Member]
Share-Based Payment Arrangement, Option, Exercise Price Range [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights \| $ / shares	$ 0.001
Number of Warrants exercisable \| shares	70,000
Warrant [Member]
Share-Based Payment Arrangement, Option, Exercise Price Range [Line Items]
Number of Warrants exercisable \| shares	9,890,847
Weighted Average Remaining Contractual Life (Years)	4 years 21 days
Weighted average exercise price exercisable \| $ / shares	$ 4.99