Eine Vielzahl rarer Instrumentenkombinationen haben den Komponisten zu allen Zeiten fasziniert und inspiriert
  • "Sonatine", Op. 2 and "Divertissement suisse Nr. 1", Op. 10 Nr. 1 for 3 clarinetts
  • "Prolegomeni", Op. 4 for 2 guitars
  • "Fantasie", Op. 5 for four violas
  • "Melodies", OP. 14 Nr. 3b for 2-5 horns
  • "Colliding movements", Op. 21 Nr. 1 for flute, horn, viola and piano
  • "Divertissement Suisse Nr. 2", Op. 10 Nr. 2 for flute, calrinet, string quartet and harpsichord
  • "Divertissement Suisse Nr. 5", Op. 10 Nr. 5 for flute, viola and harp
  • "Gemini" Duets, Op. 24 Subskripion EWC Jubiläum CD
  • "Monumentum pro Thomas Alva Edison I " Op. 34 Version for violin, guitar and double bass (audio ex.)
  • "Metamorphosis of a Labyrinth", OP. 22a
  • "Europafanfaren" Version I (big) and II (small) , Op. 28
  • "Rinne ten-sho", op. 30 for violin and Jajapnes traditional instrumetns, shomyo choir and spker vioces
  • "Moyo", Duets for violin and Japanes instruments