In 1999, beginning of the collaboration for the booklets of the Opéra national du Rhin. Editor in 2003 and 2004. More than thirty interviews of conductors, including Julia Jones on der Fliegende Höllander, Dietfried Bernet on Le Nozze di Figaro, Cosi fan tutte and Arabella, Jane Glover on Theodora, Carlo Rizzi on Falstaff, Günter Neuhold on Parsifal… Many articles, on sonata form for Le Nozze, on Bartok, on the new revised Offenbach scores, etc.
Process for the simulation of sympathetic resonances on an electronic keyboard instrument, Patent number: 5854438 , Filing date: Apr 8, 1997, Issue date: Dec 29, 1998, Inventors: Gerard Assayag, Georges Bloch , Assignee: France Telecom, U.S. Classification 84625; 84627; 84633 International Classification G10H 1057; G10H 146; G10H 700.