v3.23.1
STATEMENTS OF OPERATIONS - USD ($)
3 Months Ended
Mar. 31, 2023
Mar. 31, 2022
STATEMENTS OF OPERATIONS    
Revenue $ 5,797,147 $ 5,326,432
Revenue, Product and Service [Extensible Enumeration] us-gaap:ProductMember us-gaap:ProductMember
Cost of revenue $ 4,472,550 $ 4,332,331
Cost, Product and Service [Extensible Enumeration] us-gaap:ProductMember us-gaap:ProductMember
Gross profit $ 1,324,597 $ 994,101
General and administrative expense 432,413 373,188
Research and development expense 135,360 87,031
Marketing and sales expense 109,571 82,188
Income from operations 647,253 451,694
Interest (income) expense (48,977) 6,493
Income before provision for income taxes 696,230 445,201
Income tax expense 158,210 60,800
Net income 538,020 384,401
NET INCOME $ 538,020 $ 384,401
Income per common share    
Basic (In dollars per share) $ 0.12 $ 0.09
Diluted (In dollars per share) $ 0.12 $ 0.08
Weighted average shares outstanding    
Basic (In shares) 4,525,103 4,510,276
Diluted (In shares) 4,555,409 4,538,165