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7. EARNINGS PER SHARE (Details - Earnings per share) - USD ($)
3 Months Ended 6 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Mar. 31, 2020
Mar. 31, 2019
Numerator:        
Net loss $ (1,371,614) $ (1,130,905) $ (1,453,271) $ (1,661,432)
Denominator:        
Weighted average shares outstanding - basic 9,533,851 9,532,645 9,533,851 9,530,207
Effect of dilutive securities        
Assumed exercise of stock options, treasury stock method 0 0 0 0
Assumed vesting of restricted stock, treasury stock method 0   0 0
Dilutive potential common shares 0 0 0 0
Weighted average shares outstanding - diluted 9,533,851 9,532,645 9,533,851 9,530,207
Basic loss per share $ (0.14) $ (0.12) $ (0.15) $ (0.17)
Diluted loss per share $ (0.14) $ (0.12) $ (0.15) $ (0.17)