Calfee, Halter & Griswold LLP 1200 Huntington Center

2 registered patent practitioners: 2 patent attorneys and 0 patent agents, Columbus, OH.

• Daniel W. Bowen — Patent attorney, Reg. No. 76444, Calfee, Halter & Griswold LLP 1200 Huntington Center
• Billy Carter Raulerson — Patent attorney, Reg. No. 52156, Calfee, Halter & Griswold LLP 1200 Huntington Center