Concentrations of Credit Risk and Major Customers

12 Months Ended

Mar. 31, 2013

Notes

Concentrations of Credit Risk and Major Customers

K.      Concentration of Credit Risk and Major Customers

For the year ended March 31, 2013, three customers represented 33%, 17% and 13% of revenues, respectively.  For the year ended March 31, 2012, two customers represented 30% and 24%, respectively, of our revenues.

As of March 31, 2013, the Company had accounts receivable-trade of $95,000, or 65%, due from three customers.  As of March 31, 2012, the Company had accounts receivable-trade of $145,000, or 97%, due from three customers.

As of March 31, 2013, the Company had $208,000 due from two customers related to receivables on license fees and royalties.  As of March 31, 2012, the Company had $142,000 due from four customers related to receivables on license fees and royalties.  These amounts are classified as accounts receivable-other in the Company’s consolidated balance sheets.

During the year ended March 31, 2013, four vendors represented, in the aggregate, $93,000, or 81%, of material purchases used in the production process.  During the year ended March 31, 2012, four vendors represented, in the aggregate, $101,000, or 76%, of material purchases used in the production process.