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Income Taxes (Tables)
12 Months Ended
Dec. 31, 2022
Income Tax Disclosure [Abstract]  
Schedule of Deferred Tax Assets

The tax effects of temporary differences that give rise to significant portions of the deferred tax assets at December 31, 2022 and 2021 are presented below:

 

   2022   2021 
Deferred tax assets:          
Depreciation  $109,000   $106,000 
Allowance for bad debts   248,000    218,000 
Net operating loss carry-forwards   13,561,000    14,114,000 
Stock option expense   334,000    355,000 
Research and other credits   891,000    945,000 
Lease liability   99,000    138,000 
Amortization   130,000    - 
Total gross deferred tax assets   15,372,000    15,876,000 
           
Deferred tax liabilities:          
Lease liability   69,000    101,000 
Other temporary differences   -    22,000 
Total gross deferred tax liabilities   69,000    123,000 
           
Valuation allowance   (15,303,000)   (15,753,000)
Net deferred tax  $-   $- 
Schedule of Reconciliation Income Tax Expenses Benefit

The reconciliation of the income tax expense (benefit) computed at the federal statutory tax rates to income tax expense (benefit) is as follows:

 

   2022   2021 
         
Income tax provision at federal statutory rate  $(561,000)  $(388,000)
Expired carryforwards and other   1,011,000    1,079,000 
Valuation allowance   (450,000)   (691,000)
Total income tax provision  $-   $-