CYME is actually the name of the product, created and developed by CYME INTERNATIONAL T&D.
Cooper is the company that purchased CYME INTERNATIONAL T&D, but CYME INTERNATIONAL T&D INC is still acting as an independent legal entity.
Eaton Corp acquired Cooper, including CYME INTERNATIONAL T&D, but CYME INTERNATIONAL T&D INC is still acting as an independent legal entity.
Best regards,