Quarterly report pursuant to Section 13 or 15(d)

Condensed Statements of Income (Unaudited)

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Condensed Statements of Income (Unaudited) - USD ($)
3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Revenue:    
Product leases and royalties $ 3,473,841 $ 2,981,820
Product sales and service 1,455 2,279
Total revenue 3,475,296 2,984,099
Costs and expenses:    
Cost of ancillary products and assembled components 20,882 21,640
Selling, general and administrative 2,086,169 1,633,335
Research and development 138,047 79,342
Depreciation and amortization 436,085 415,974
Share-based compensation 49,837 20,471
Total costs and expenses 2,731,020 2,170,762
Income from operations 744,276 813,337
Other income (expense):    
Interest expense (445,332) (258,195)
Foreign currency exchange gains 7,797 112,562
Change in estimated fair value of warrant liability (66,500)  
Interest income   56
Total other expense (504,035) (145,577)
Income before provision for income taxes 240,241 667,760
Provision for income taxes (77,974) (239,925)
Net income $ 162,267 $ 427,835
Net income per share, basic and diluted $ 0.00 $ 0.01
Weighted-average shares outstanding:    
Basic 39,305,591 39,351,147
Diluted 40,817,678 39,455,591