| Revenue | 10/31/2018 | 10/31/2017 | 10/31/2016 | 10/31/2015 |
| Total Revenue | 3,878,000 | 3,189,000 | 2,918,000 | 2,856,000 |
| Cost of Revenue | 1,751,000 | 1,482,000 | 1,294,000 | 1,265,000 |
| Gross Profit | 2,127,000 | 1,707,000 | 1,624,000 | 1,591,000 |
| Operating Expenses |
| Research Development | 606,000 | 497,000 | 425,000 | 385,000 |
| Selling General and Administrative | 1,116,000 | 953,000 | 818,000 | 743,000 |
| Non Recurring | - | - | - | - |
| Others | -13,000 | -10,000 | -15,000 | -18,000 |
| Total Operating Expenses | 3,460,000 | 2,922,000 | 2,522,000 | 2,375,000 |
| Operating Income or Loss | 418,000 | 267,000 | 396,000 | 481,000 |
| Income from Continuing Operations |
| Total Other Income/Expenses Net | -829,000 | -88,000 | -30,000 | -93,000 |
| Earnings Before Interest and Taxes | 418,000 | 267,000 | 396,000 | 481,000 |
| Interest Expense | -83,000 | -80,000 | -47,000 | -46,000 |
| Income Before Tax | -411,000 | 179,000 | 366,000 | 388,000 |
| Income Tax Expense | -576,000 | 77,000 | 31,000 | -125,000 |
| Minority Interest | - | - | - | - |
| Net Income From Continuing Ops | 165,000 | 102,000 | 335,000 | 513,000 |
| Non-recurring Events |
| Discontinued Operations | - | - | - | - |
| Extraordinary Items | - | - | - | - |
| Effect Of Accounting Changes | - | - | - | - |
| Other Items | - | - | - | - |
| Net Income |
| Net Income | 165,000 | 102,000 | 335,000 | 513,000 |
| Preferred Stock And Other Adjustments | - | - | - | - |
| Net Income Applicable To Common Shares | 165,000 | 102,000 | 335,000 | 513,000 |