XML 54 R23.htm IDEA: XBRL DOCUMENT v2.4.0.8
Note 4 - Patents and Trademarks, Net (Tables)
9 Months Ended
May 31, 2014
Disclosure Text Block [Abstract]  
Schedule of Finite-Lived Intangible Assets [Table Text Block]
   
May 31, 2014
   
August 31, 2013
 
Patents and trademarks
  $ 2,253,049     $ 2,064,128  
Less accumulated amortization
    (1,068,225 )     (1,003,489 )
    $ 1,184,824     $ 1,060,639