The design project of the ultrasonic knife no. 0218000023 was co-financed by the European Union – Next Generation EU. The design project of the outdoor ultrasonic knife no. 0462000082 was also co-financed by the European Union – Next Generation EU – NPO – DESIGN CREDITS – CALL no. 000462. The Creative Vouchers project no. 0461002009 is co-financed by the European Union under Call 0461 – 2024 Creative Vouchers II.