| Engineering services revenue | |
| Cost of sales | |
| Gross margin | |
| Research and development expenses | |
| Marketing and selling expenses | |
| General and administrative expenses | |
| Total operating expenses | |
| Interest and other income | |
| Interest expense | |
| Total interest and other income | |
| Net loss | |
| Unrealized gain on available for sale securities | |
| Comprehensive loss | |
| Basic and diluted net loss per common share |