Annual report pursuant to Section 13 and 15(d)

17. Geographic Information (Details - Geographic regions)

v3.7.0.1
17. Geographic Information (Details - Geographic regions) - USD ($)
12 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Sales revenue from geographical territories $ 11,957,000 $ 8,077,000
Product license fees and royalties 0 231,000
Total product, licensing fees and royalties 11,957,000 8,308,000
Increase (decrease) in sales revenue 3,880,000  
Increase (decrease) in product license fees and royalties $ (231,000)  
Percent change in sales revenue 48.00%  
Increase (decrease) in total product revenues $ 3,649,000  
Percent change in total product revenues 44.00%  
Sales Revenue, Segment [Member] | United States [Member]    
Sales revenue from geographical territories $ 6,580,000 4,371,000
Increase (decrease) in sales revenue $ 2,209,000  
Percent change in sales revenue 51.00%  
Sales Revenue, Segment [Member] | Latin America [Member]    
Sales revenue from geographical territories $ 1,299,000 0
Increase (decrease) in sales revenue $ 1,299,000  
Percent change in sales revenue 100.00%  
Sales Revenue, Segment [Member] | Europe and Other [Member]    
Sales revenue from geographical territories $ 4,078,000 $ 3,706,000
Increase (decrease) in sales revenue $ 372,000  
Percent change in sales revenue 10.00%