Inventor

ZAJACK MICHAEL

US5 patents

⚠️ This page may combine multiple inventors who share the name “ZAJACK MICHAEL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

DEPUY SPINE INC

3 patents

US7547318B2Jun 16, 2009

Spinal fixation element and methods

DEPUY SPINE INC97 citations96

US7918792B2Apr 5, 2011

Surgical retractor for use with minimally invasive spinal stabilization systems and methods of minimally invasive surgery

DEPUY SPINE INC125 citations95

US7625339B2Dec 1, 2009

Retractor blade extender tower

DEPUY SPINE INC5 citations72

FRASIER WILLIAM J

1 patent

US9357908B2Jun 7, 2016

Retractor blade extender tower

FRASIER WILLIAM J4 citations71

BIRKMEYER PAUL

1 patent

US8828005B2Sep 9, 2014

Spinal fixation element and methods

BIRKMEYER PAUL3 citations55