DVI staff served as an expert witness in various cases for several high-tech corporations encompassing patent infringement, trade secrets, product malfunctions Class Action for Service Level Agreements and breach of contract.

• AIG (represented by D’Amato Lynch LLP)
• ASCAP (represented by Lovells LLP, now Hogan & Lovells LLP)
• Broadsoft (represented by Cooley LLP)
• Caption Call / Sorenson Communications (represented by Baker Botts LLP)
• EMC/GEE (represented by DLA Piper)
• Kyocera (represented by Hogan Hartson, now Hogan Lovells)
• M/A-Com/Hughes Electronics/AT&T Wireless (represented by Schiff Hardin Waite LLP)
• Nokia (represented by Rogers & Wells/Clifford Chance LLP)
• Rebtel (represented by Ropes & Gray LLP)
• Sprint (represented by K&L Gates LLP)
• SWBT/AT&T (represented by Baker Botts LLP)
• Vonage (represented by Steptoe & Johnson LLP)