PPG Industries INC

6 registered patent practitioners: 3 patent attorneys and 3 patent agents, Pittsburgh, PA.

• Linda K. Anderson — Patent agent, Reg. No. 72374, PPG Industries INC
• John Caleb Franklin — Patent attorney, Reg. No. 60509, PPG Industries INC
• Frank Paul Mallak — Patent agent, Reg. No. 36590, PPG Industries INC
• Diane R. Meyers — Patent attorney, Reg. No. 38968, PPG Industries INC
• Andrew Charles Siminerio — Patent attorney, Reg. No. 30803, PPG Industries INC
• William J. Uhl — Patent agent, Reg. No. 25567, PPG Industries INC