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Note 4 - Property and Equipment (Tables)
3 Months Ended
Dec. 31, 2023
Notes Tables  
Property, Plant and Equipment [Table Text Block]
  

December 31,

  

September 30,

 
  

2023

  

2023

 

Computers, furniture and equipment

 $1,577,411  $1,392,776 

Manufacturing equipment

  284,275   284,275 

Leasehold improvements

  487,081   487,081 

Automobiles

  11,087   11,087 
   2,359,854   2,175,219 

Less accumulated depreciation

  (1,569,505)  (1,458,640)

Property and equipment, net

 $790,349  $716,579