 In October 2004, Richard accepted the offer to cooperate with the company "MusicData" (distributor of the Hughes & Kettner Amplifiers) concerning the presentation of the instruments "Quantum", at his solo concerts, workshops and music fairs.He also cooperates with the company "Alexim" presenting the analog effects and strings produced by the Swedish company "EBS".In 2007, Richard started the cooperation with the company "Roland" and the Hungarian producer of handmade guitars "Fibenare Guitars Co.", which since 2006 has been developing the 6-string model "Fibenare Standard RS MIDI" for Richard – bass guitar using the analog and digital input.