Quarterly report pursuant to Section 13 or 15(d)

STATEMENTS OF CASH FLOWS (UNAUDITED)

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STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($)
6 Months Ended
Jun. 30, 2018
Jun. 30, 2017
CASH FLOWS FROM OPERATING ACTIVITIES    
Net Income $ 879,150 $ 275,423
Adjustments to reconcile net income to net cash provided by/(used in) operating activities:    
Amortization of deferred compensation cost 7,000
Stock based compensation expense 94,170 41,479
Depreciation and amortization 150,556 151,662
Deferred capital gain - building lease (11,240) (11,240)
Deferred taxes (941) 12,937
Provision for returns and doubtful accounts (5,603)
Changes in operating assets and liabilities:    
Decrease/(Increase) in accounts receivable 21,855 (597,699)
(Increase)/Decrease in inventory (59,613) 94,177
(Increase)/Decrease in prepaid expense and other assets (85,149) 33,174
Increase/(Decrease) in accounts payable 257,549 (492,919)
(Decrease)/Increase in accrued payroll and related taxes (147,597) 71,113
Decrease in accrued expense (118,587) (12,207)
(Decrease)/Increase in accrued tax liability (24,366) 161,851
NET CASH PROVIDED BY/(USED IN) OPERATING ACTIVITIES 955,787 (270,852)
CASH FLOWS FROM INVESTING ACTIVITIES    
Payments for capital expenditures (93,185) (89,437)
Purchase of certificate of deposit (restricted cash) (1,500,000)
Reinvested earnings on certificate of deposit (restricted cash) (4,818)
Payments for patents (64,436) (53,346)
Proceeds/(reinvested earnings) from certificates of deposit 103,807 (1,196)
NET CASH USED IN INVESTING ACTIVITIES (1,558,632) (143,979)
CASH FLOWS FROM FINANCING ACTIVITIES    
Stock issuances 51,250
Payment for cancelled shares (1,755) (19,360)
Purchase of treasury stock (484)
NET CASH PROVIDED BY/(USED) IN FINANCING ACTIVITIES 49,495 (19,844)
NET DECREASE IN CASH AND CASH EQUIVALENTS (553,350) (434,675)
CASH AND CASH EQUIVALENTS, BEGINNING OF PERIOD 3,974,536 3,417,183
CASH AND CASH EQUIVALENTS, END OF PERIOD 3,421,186 2,982,508
Cash paid during the periods for:    
Interest
Taxes 260,000
NON-CASH FINANCING AND INVESTING ACTIVITIES    
Issuance of common stock as compensation $ 67,500 $ 67,500