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Property and Equipment
9 Months Ended
Mar. 31, 2012
Property And Equipment  
Property and Equipment
4.  Property and Equipment
 
 Property and equipment are summarized as follows:
 
   
Estimated
   
(unaudited)
       
   
Life
   
March 31,
   
June 30,
 
   
(Years)
   
2012
   
2011
 
         
 
   
 
 
Manufacturing equipment
  5 - 10     $ 3,368,994     $ 3,226,898  
Computer equipment and software
  3 - 5       241,900       257,451  
Furniture and fixtures
  5       86,239       86,299  
Leasehold improvements
  5 - 7       799,381       787,685  
Construction in progress
          242,918       227,654  
Tooling
  1 - 5       1,204,435       1,135,738  
     Total property and equipment
          5,943,867       5,721,725  
                       
Less accumulated depreciation  and amortization
          3,823,340       3,348,703  
            Total property and equipment, net
        $ 2,120,527     $ 2,373,022