Quarterly report [Sections 13 or 15(d)]

Stockholders' Equity (Details - Stock option activity)

v3.25.2
Stockholders' Equity (Details - Stock option activity) - Equity Option [Member]
6 Months Ended
Jun. 30, 2025
USD ($)
$ / shares
shares
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]  
Number of options outstanding, Beginning balance | shares 62,637
Weighted average exercise price outstanding, Beginning balance | $ / shares $ 35.96
Weighted average remaining contractual life 6 years 8 months 26 days
Aggregate intrinsic value options outstanding, Beginning balance | $ $ 0
Number of options, Granted | shares 13,500
Weighted average exercise price, Granted | $ / shares $ 3.45
Number of options, Exercised | shares 0
Weighted average exercise price, Exercised | $ / shares $ 0
Number of options, Cancelled or forfeited | shares 0
Weighted average exercise price, Cancelled or forfeited | $ / shares $ 0
Number of options outstanding, Ending balance | shares 76,137
Weighted average exercise price outstanding, Ending balance | $ / shares $ 30.20
Weighted average remaining contractual life 6 years 9 months 29 days
Aggregate intrinsic value options outstanding, Ending balance | $ $ 7,200
Number of options, Exercisable | shares 69,387
Weighted average exercise price, Exercisable | $ / shares $ 32.8
Weighted average remaining contractual life, Exercisable 6 years 6 months 25 days
Aggregate intrinsic value options outstanding, Exercisable | $ $ 1,802