Quarterly report pursuant to Section 13 or 15(d)

SCHEDULE OF SEGMENT REPORTING INFORMATION (Details)

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SCHEDULE OF SEGMENT REPORTING INFORMATION (Details) - USD ($)
 3 Months Ended 6 Months Ended
Apr. 30, 2024
Jan. 31, 2024
Apr. 30, 2023
Jan. 31, 2023
Apr. 30, 2024
Apr. 30, 2023
Segment Reporting Information [Line Items]            
Net Revenues $ 5,323,178   $ 5,301,509   $ 9,784,369 $ 10,897,793
Cost of Revenues 1,584,744   1,678,268   2,959,199 3,521,547
Gross Profit 3,738,434   3,623,241   6,825,170 7,376,246
Research & Development 542,481   525,939   1,028,458 970,397
Selling, General & Administrative 1,845,570   2,242,194   3,890,945 4,204,645
Total Operating Expenses 2,388,051   2,768,133   4,919,403 5,175,042
INCOME FROM OPERATIONS 1,350,383   855,108   1,905,767 2,201,204
Other Income            
Other (Expense) Income (2,636)   2,780   32,384 5,684
Total Other Income 290,832   173,376   518,392 189,141
INCOME BEFORE INCOME TAX EXPENSE 1,641,215   1,028,484   2,424,159 2,390,345
Income Tax (Expense) Benefit            
Current Tax (Expense) Benefit (191,073)   (68,773)   (157,058) (68,784)
Deferred Tax Benefit (34,904)   48,766   (221,975) 84,773
Total Income Tax (Expense) (225,977)   (20,007)   (379,033) 15,989
NET INCOME 1,415,238 $ 629,888 1,008,477 $ 1,397,857 2,045,126 2,406,334
Supplemental Disclosures            
Total Assets 53,997,156       53,997,156  
Total Liabilities 2,930,786       2,930,786  
Other Income (2,636)   2,780   32,384 5,684
Segment Reporting [Member]            
Segment Reporting Information [Line Items]            
Net Revenues 5,323,178   5,301,509   9,784,369 10,897,793
Cost of Revenues 1,584,744   1,678,268   2,959,199 3,521,547
Gross Profit 3,738,434   3,623,241   6,825,170 7,376,246
Research & Development 542,481   525,939   1,028,458 970,397
Selling, General & Administrative 1,845,570   2,242,194   3,890,945 4,204,645
Total Operating Expenses 2,388,051   2,768,133   4,919,403 5,175,042
INCOME FROM OPERATIONS 1,350,383   855,108   1,905,767 2,201,204
Other Income            
Other (Expense) Income (2,636)          
Interest Income 293,468   170,596   486,008 183,457
Total Other Income 290,832   173,376   518,392 189,141
INCOME BEFORE INCOME TAX EXPENSE 1,641,215   1,028,484   2,424,159 2,390,345
Income Tax (Expense) Benefit            
Current Tax (Expense) Benefit (191,073)   (68,773)   (157,058) (68,784)
Deferred Tax Benefit (34,904)   48,766   (221,975) 84,773
Total Income Tax (Expense) (225,977)   (20,007)   (379,033) 15,989
NET INCOME 1,415,238   1,008,477   2,045,126 2,406,334
Supplemental Disclosures            
Total Assets 53,997,156   50,903,462   53,997,156 50,903,462
Total Liabilities 2,930,786   2,592,721   2,930,786 2,592,721
Revenues from Intercompany Sales - eliminated from sales above 897,005   2,174,132   2,168,729 3,729,513
Depreciation and Amortization 194,113   178,763   384,651 342,770
Purchases of Long-lived Assets 197,342   118,448   359,818 224,355
Other Income     2,780   32,384 5,684
Marine Technology Business (Products) [Member] | Segment Reporting [Member]            
Segment Reporting Information [Line Items]            
Net Revenues 3,524,714   3,583,429   7,067,480 7,407,588
Cost of Revenues 697,464   885,382   1,671,344 1,949,626
Gross Profit 2,827,250   2,698,047   5,396,136 5,457,962
Research & Development 485,061   518,405   946,436 956,713
Selling, General & Administrative 792,820   877,961   1,628,211 1,539,720
Total Operating Expenses 1,277,881   1,396,366   2,574,647 2,496,433
INCOME FROM OPERATIONS 1,549,369   1,301,681   2,821,489 2,961,529
Other Income            
Other (Expense) Income (14,616)          
Interest Income 202,157   147,127   337,888 159,243
Total Other Income 187,541   149,907   343,578 164,927
INCOME BEFORE INCOME TAX EXPENSE 1,736,910   1,451,588   3,165,067 3,126,456
Income Tax (Expense) Benefit            
Current Tax (Expense) Benefit (43,900)   (108,712)   (79,440) (127,585)
Deferred Tax Benefit (10,975)     16,353
Total Income Tax (Expense) (54,875)   (108,712)   (63,087) (127,585)
NET INCOME 1,682,035   1,342,876   3,101,980 2,998,871
Supplemental Disclosures            
Total Assets 37,040,637   36,187,625   37,040,637 36,187,625
Total Liabilities 1,807,318   1,665,630   1,807,318 1,665,630
Revenues from Intercompany Sales - eliminated from sales above 474,742   2,084,321   1,423,676 2,913,995
Depreciation and Amortization 158,112   143,565   311,131 272,403
Purchases of Long-lived Assets 153,339   64,191   285,762 143,833
Other Income     2,780   5,690 5,684
Marine Engineering Business (Services) [Member] | Segment Reporting [Member]            
Segment Reporting Information [Line Items]            
Net Revenues 1,798,464   1,718,080   2,716,889 3,490,205
Cost of Revenues 887,280   792,886   1,287,855 1,571,921
Gross Profit 911,184   925,194   1,429,034 1,918,284
Research & Development 57,420   7,534   82,022 13,684
Selling, General & Administrative 596,451   655,739   1,196,935 1,302,049
Total Operating Expenses 653,871   663,273   1,278,957 1,315,733
INCOME FROM OPERATIONS 257,313   261,921   150,077 602,551
Other Income            
Other (Expense) Income 11,980          
Interest Income 52,067   23,469   108,876 24,214
Total Other Income 64,047   23,469   135,570 24,214
INCOME BEFORE INCOME TAX EXPENSE 321,360   285,390   285,647 626,765
Income Tax (Expense) Benefit            
Current Tax (Expense) Benefit   (2,185)   (22,041)
Deferred Tax Benefit    
Total Income Tax (Expense)   (2,185)   (22,041)
NET INCOME 321,360   283,205   285,647 604,724
Supplemental Disclosures            
Total Assets 13,945,102   13,618,065   13,945,102 13,618,065
Total Liabilities 912,679   802,459   912,679 802,459
Revenues from Intercompany Sales - eliminated from sales above 104,263   169,811   115,053 215,518
Depreciation and Amortization 24,343   24,757   49,700 49,667
Purchases of Long-lived Assets 1,185   18,012   3,393 22,792
Other Income       26,694
Overhead [Member] | Segment Reporting [Member]            
Segment Reporting Information [Line Items]            
Net Revenues    
Cost of Revenues    
Gross Profit    
Research & Development      
Selling, General & Administrative 456,299   708,494   1,065,799 1,362,876
Total Operating Expenses 456,299   708,494   1,065,799 1,362,876
INCOME FROM OPERATIONS (456,299)   (708,494)   (1,065,799) (1,362,876)
Other Income            
Other (Expense) Income          
Interest Income 39,244     39,244
Total Other Income 39,244     39,244
INCOME BEFORE INCOME TAX EXPENSE (417,055)   (708,494)   (1,026,555) (1,362,876)
Income Tax (Expense) Benefit            
Current Tax (Expense) Benefit (147,173)   42,124   (77,618) 80,842
Deferred Tax Benefit (23,929)   48,766   (238,328) 84,773
Total Income Tax (Expense) (171,102)   90,890   (315,946) 165,615
NET INCOME (588,157)   (617,604)   (1,342,501) (1,197,261)
Supplemental Disclosures            
Total Assets 3,011,417   1,097,772   3,011,417 1,097,772
Total Liabilities 210,789   124,632   210,789 124,632
Revenues from Intercompany Sales - eliminated from sales above 318,000   (80,000)   630,000 600,000
Depreciation and Amortization 11,658   10,441   23,820 20,700
Purchases of Long-lived Assets $ 42,818   36,246   70,663 57,731
Other Income