| Revenue | 12/29/2018 | 12/30/2017 | 12/31/2016 | 12/26/2015 |
| Total Revenue | 6,475,000 | 5,253,000 | 4,319,000 | 3,991,000 |
| Cost of Revenue | 3,983,000 | 3,466,000 | 3,316,000 | 2,911,000 |
| Gross Profit | 2,492,000 | 1,787,000 | 1,003,000 | 1,080,000 |
| Operating Expenses |
| Research Development | 1,434,000 | 1,196,000 | 1,008,000 | 947,000 |
| Selling General and Administrative | 562,000 | 516,000 | 466,000 | 482,000 |
| Non Recurring | - | - | - | - |
| Others | - | -52,000 | -88,000 | -88,000 |
| Total Operating Expenses | 5,979,000 | 5,126,000 | 4,702,000 | 4,343,000 |
| Operating Income or Loss | 496,000 | 127,000 | -383,000 | -352,000 |
| Income from Continuing Operations |
| Total Other Income/Expenses Net | -150,000 | -142,000 | -76,000 | -294,000 |
| Earnings Before Interest and Taxes | 496,000 | 127,000 | -383,000 | -352,000 |
| Interest Expense | -121,000 | -126,000 | -156,000 | -160,000 |
| Income Before Tax | 328,000 | -15,000 | -459,000 | -646,000 |
| Income Tax Expense | -9,000 | 18,000 | 39,000 | 14,000 |
| Minority Interest | - | - | - | - |
| Net Income From Continuing Ops | 337,000 | -33,000 | -498,000 | -660,000 |
| Non-recurring Events |
| Discontinued Operations | - | - | - | - |
| Extraordinary Items | - | - | - | - |
| Effect Of Accounting Changes | - | - | - | - |
| Other Items | - | - | - | - |
| Net Income |
| Net Income | 337,000 | -33,000 | -498,000 | -660,000 |
| Preferred Stock And Other Adjustments | - | - | - | - |
| Net Income Applicable To Common Shares | 337,000 | -33,000 | -498,000 | -660,000 |