| Revenue | 12/31/2018 | 12/31/2017 | 12/31/2016 | 12/31/2015 |
| Total Revenue | 136,819,000 | 110,855,000 | 90,272,000 | 74,989,000 |
| Cost of Revenue | 59,549,000 | 45,583,000 | 35,138,000 | 28,164,000 |
| Gross Profit | 77,270,000 | 65,272,000 | 55,134,000 | 46,825,000 |
| Operating Expenses |
| Research Development | 21,419,000 | 16,625,000 | 13,948,000 | 12,282,000 |
| Selling General and Administrative | 24,459,000 | 19,765,000 | 17,470,000 | 15,183,000 |
| Non Recurring | - | - | - | - |
| Others | - | - | - | - |
| Total Operating Expenses | 105,427,000 | 81,973,000 | 66,556,000 | 55,629,000 |
| Operating Income or Loss | 31,392,000 | 28,882,000 | 23,716,000 | 19,360,000 |
| Income from Continuing Operations |
| Total Other Income/Expenses Net | 3,521,000 | -1,689,000 | 434,000 | 291,000 |
| Earnings Before Interest and Taxes | 31,392,000 | 28,882,000 | 23,716,000 | 19,360,000 |
| Interest Expense | -114,000 | -109,000 | -124,000 | -104,000 |
| Income Before Tax | 34,913,000 | 27,193,000 | 24,150,000 | 19,651,000 |
| Income Tax Expense | 4,177,000 | 14,531,000 | 4,672,000 | 3,303,000 |
| Minority Interest | - | - | - | - |
| Net Income From Continuing Ops | 30,736,000 | 12,662,000 | 19,478,000 | 16,348,000 |
| Non-recurring Events |
| Discontinued Operations | - | - | - | - |
| Extraordinary Items | - | - | - | - |
| Effect Of Accounting Changes | - | - | - | - |
| Other Items | - | - | - | - |
| Net Income |
| Net Income | 30,736,000 | 12,662,000 | 19,478,000 | 16,348,000 |
| Preferred Stock And Other Adjustments | - | - | - | - |
| Net Income Applicable To Common Shares | 30,736,000 | 12,662,000 | 19,478,000 | 16,348,000 |