O'Banion & Ritchey LLP

2 registered patent practitioners: 1 patent attorneys and 1 patent agents, Northridge, CA.

• M. Robyn Carrillo — Patent attorney, Reg. No. 47474, O'Banion & Ritchey LLP
• Robert F. Kramer — Patent agent, Reg. No. 51242, O'Banion & Ritchey LLP