Hettinger & Hettinger, P.C.
1 registered patent practitioners: 1 patent attorneys and 0 patent agents, Portage, MI.
- Michael A. Hettinger — Patent attorney, Reg. No. 70436, Hettinger & Hettinger, P.C.
1 registered patent practitioners: 1 patent attorneys and 0 patent agents, Portage, MI.