Calfee Halter & Griswold, LLP The Calfee Building

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

• Andrew W. Alexander — Patent attorney, Reg. No. 80055, Calfee Halter & Griswold, LLP The Calfee Building
• Georgia K E Yanchar — Patent attorney, Reg. No. 76151, Calfee Halter & Griswold, LLP The Calfee Building
• Yannan Zhang — Limited recognition, Reg. No. 800122, Calfee Halter & Griswold, LLP The Calfee Building
• Tianyue Zhang — Limited recognition, Reg. No. L1398, Calfee Halter & Griswold, LLP The Calfee Building