v3.26.1
Note 13 - Research and Development Expenses
3 Months Ended
May 31, 2026
Notes to Financial Statements  
Research, Development, and Computer Software Disclosure [Text Block]

13. Research and Development Expenses

 

Research and development expenses for the three month periods ended May 31, 2026 and 2025 were as follows:

 

  

May 31, 2026

  

May 31, 2025

 

Employee compensation

 $706  $901 

External engineering

 $9   3 

Plant and laboratory operating expenses

 $182   231 

Other

  65   124 
  $962  $1,259