RESEARCH FRONTIERS INC - FORM 10-K - EX-21 - March 11, 2021

Attached files

file filename
EX-31.1 - RESEARCH FRONTIERS INCex31-1.htm
10-K - RESEARCH FRONTIERS INCform10-k.htm
EX-23.1 - RESEARCH FRONTIERS INCex23-1.htm
EX-32.1 - RESEARCH FRONTIERS INCex32-1.htm

 

Exhibit 21

 

   

State or
Country of

Organization

Subsidiary of the Registrant:    
     
SPD Enterprises, Inc. (a)   Delaware

 

 

 

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