Contribution to JPAA Report about Inventive Step by T. Etoh, Tokyo, Japan, October 2006
„Recent Developments in Germany and Europe”, AIPLA Mid-Winter Institute 2005, Chemical Practice Committee Report, Lake Buena Vista, FL, January 2005
„Recent Developments in Germany and Europe”, AIPLA Mid-Winter Institute 2004, Chemical Practice Committee Report, La Quinta, Canada, January 2004
„Recent Developments in Germany and Europe”, AIPLA Annual Meeting 2003, Chemical Practice Committee Report, Washington, DC, USA, October 2003
„Recent Developments in Germany and Europe”, AIPLA Annual Meeting 2002, Chemical Practice Committee Report, Washington, DC, USA, October 2002
„Effect of the Prosecution History on the Scope of Protection of Patents in Germany” published in AIPPI Journal (Japanese Edition), 2002
„German Federal Patent Court Rules Positively of Patentability of Computer Programme” published in AIPPI Journal (Japanese Edition), 2000