| Revenue | 12/30/2018 | 12/31/2017 | 1/1/2017 | 1/3/2016 |
| Total Revenue | 81,581,000 | 76,450,000 | 71,890,000 | 70,074,000 |
| Cost of Revenue | 26,986,000 | 24,939,000 | 21,789,000 | 21,455,000 |
| Gross Profit | 54,595,000 | 51,511,000 | 50,101,000 | 48,619,000 |
| Operating Expenses |
| Research Development | 10,775,000 | 10,594,000 | 9,143,000 | 9,046,000 |
| Selling General and Administrative | 22,413,000 | 21,295,000 | 19,793,000 | 21,203,000 |
| Non Recurring | - | - | - | - |
| Others | - | - | - | - |
| Total Operating Expenses | 60,174,000 | 56,828,000 | 50,725,000 | 51,704,000 |
| Operating Income or Loss | 21,407,000 | 19,622,000 | 21,165,000 | 18,370,000 |
| Income from Continuing Operations |
| Total Other Income/Expenses Net | -3,408,000 | -1,949,000 | -1,362,000 | 826,000 |
| Earnings Before Interest and Taxes | 21,407,000 | 19,622,000 | 21,165,000 | 18,370,000 |
| Interest Expense | -1,005,000 | -934,000 | -726,000 | -552,000 |
| Income Before Tax | 17,999,000 | 17,673,000 | 19,803,000 | 19,196,000 |
| Income Tax Expense | 2,702,000 | 16,373,000 | 3,263,000 | 3,787,000 |
| Minority Interest | - | - | - | - |
| Net Income From Continuing Ops | 15,297,000 | 1,300,000 | 16,540,000 | 15,409,000 |
| Non-recurring Events |
| Discontinued Operations | - | - | - | - |
| Extraordinary Items | - | - | - | - |
| Effect Of Accounting Changes | - | - | - | - |
| Other Items | - | - | - | - |
| Net Income |
| Net Income | 15,297,000 | 1,300,000 | 16,540,000 | 15,409,000 |
| Preferred Stock And Other Adjustments | - | - | - | - |
| Net Income Applicable To Common Shares | 15,297,000 | 1,300,000 | 16,540,000 | 15,409,000 |