Consolidated Balance Sheets - USD ($)	Mar. 31, 2019	Mar. 31, 2018
Current assets:
Cash	$ 585,856	$ 307,812
Accounts receivable, net of allowance for doubtful accounts of $7,500 and $7,500, respectively	2,196,099	1,095,049
Inventories, net	2,932,632	4,269,934
Restricted cash to support appeal bond	2,004,871	2,000,866
Prepaid expenses and other current assets	275,230	147,746
Total current assets	7,994,688	7,821,407
Equipment and leasehold improvements, net	236,370	180,763
Deferred tax asset, net	63,500	63,500
Other assets	35,109	35,109
Total assets	8,329,667	8,100,779
Current liabilities:
Current portion of long-term debt	0	2,124
Line of credit	800,000	1,000,000
Capital lease obligations – current portion	6,885	6,875
Accounts payable	1,058,304	2,307,813
Deferred revenues – current portion	97,122	60,051
Accrued expenses - vacation pay, payroll and payroll withholdings	394,296	447,863
Accrued legal damages	5,312,085	5,059,990
Accrued expenses - related parties	3,017	31,151
Accrued expenses – other	432,472	241,419
Warrant liability	43,500	0
Total current liabilities	8,147,681	9,157,286
Capital lease obligations – long-term	0	6,885
Deferred revenues – long-term	264,669	337,676
Total liabilities	8,412,350	9,501,847
Commitments and contingencies
Stockholders’ deficit
Preferred stock
Common stock, 7,000,000 shares authorized, par value $.10 per share, 3,255,887 and 3,255,887 shares issued and outstanding, respectively	325,586	325,586
Additional paid-in capital	7,914,955	8,046,975
Accumulated deficit	(12,606,589)	(12,809,627)
Total stockholders’ deficit	(82,683)	(1,401,068)
Total liabilities and stockholders’ deficit	8,329,667	8,100,779
Series A Preferred Stock [Member]
Stockholders’ deficit
Preferred stock	3,275,998	3,035,998
Series B Preferred Stock [Member]
Stockholders’ deficit
Preferred stock	$ 1,007,367	$ 0