Inventor
HAMMILL SR JOHN E
US43 patents
⚠️ This page may combine multiple inventors who share the name “HAMMILL SR JOHN E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ORTHO INNOVATIONS LLC
9 patentsUS7947065B2May 24, 2011
Locking polyaxial ball and socket fastener
ORTHO INNOVATIONS LLC184 citations99
US7951173B2May 31, 2011
Pedicle screw implant system
ORTHO INNOVATIONS LLC128 citations98
US7942909B2May 17, 2011
Thread-thru polyaxial pedicle screw system
ORTHO INNOVATIONS LLC98 citations98
US11020150B1Jun 1, 2021
Polyaxial ball and socket fastener with a preloaded ring set
ORTHO INNOVATIONS LLC24 citations94
US9615858B2Apr 11, 2017
Spring clip-bottom loading polyaxial ball and socket fastener
ORTHO INNOVATIONS LLC33 citations94
US9060814B2Jun 23, 2015
Spring clip bottom loading polyaxial ball and socket fastener
ORTHO INNOVATIONS LLC33 citations94
US7658582B2Feb 9, 2010
Precise linear fastener system and method for use
ORTHO INNOVATIONS LLC32 citations93
US11141199B1Oct 12, 2021
Large shank polyaxial pedicle screw system
ORTHO INNOVATIONS LLC10 citations86
US11333192B1May 17, 2022
Polyaxial ball and socket fastener with ring containment
ORTHO INNOVATIONS LLC11 citations85
SPINAL LLC
9 patentsUS7678136B2Mar 16, 2010
Spinal fixation assembly
SPINAL LLC228 citations99
US9615862B1Apr 11, 2017
Modular head inserter
SPINAL LLC19 citations93
US7981143B2Jul 19, 2011
Linear fastener system and method for use
SPINAL LLC40 citations93
US10285738B1May 14, 2019
Polyaxial ball and socket fastener with spot welded blocking ring
SPINAL LLC19 citations86
US10258385B1Apr 16, 2019
Bottom loading polyaxial ball and socket fastener with blocking ring with notched split ring
SPINAL LLC15 citations86
US9649142B2May 16, 2017
Modular head assembly
SPINAL LLC12 citations84
US9649135B2May 16, 2017
Bottom loading low profile fixation system
SPINAL LLC11 citations84
US7862281B2Jan 4, 2011
Precise linear fastener system and method for use
SPINAL LLC8 citations84
USRE42867EOct 25, 2011
Bone fixation system with low profile fastener
SPINAL LLC13 citations82
HAMMILL MFG CO
5 patentsUS6692530B2Feb 17, 2004
Split sleeve modular joint
HAMMILL MFG CO115 citations98
US6375657B1Apr 23, 2002
Bonescrew
HAMMILL MFG CO149 citations98
US6355068B1Mar 12, 2002
Sight gauge modular joint and method
HAMMILL MFG CO96 citations98
US6299648B1Oct 9, 2001
Locking hip prosthesis
HAMMILL MFG CO153 citations98
US6245112B1Jun 12, 2001
Joint prosthesis variable flexibility
HAMMILL MFG CO19 citations84
ZIMMER SPINE INC
3 patentsHAMMILL SR JOHN E
3 patentsDOUBLER ROBERT L
3 patentsHammill Medical LLC
3 patentsUS10022239B1Jul 17, 2018
Spinal implant with opposing taper coaxial drive system
Hammill Medical LLC73 citations96
US11065127B1Jul 20, 2021
Dual-lead thread drive screw for a lateral expanding coaxial spinal implant
Hammill Medical LLC30 citations93
US9987146B1Jun 5, 2018
Spinal implant with lateral expanding coaxial drive system
Hammill Medical LLC42 citations93
COMPLEX SPINAL LLC
3 patentsUS12245794B1Mar 11, 2025
Spinal fixation system having a low profile lockable connector
COMPLEX SPINAL LLC0 citations47
US12245796B1Mar 11, 2025
Spinal fixation system having a lockable connector
COMPLEX SPINAL LLC0 citations47
US12213704B1Feb 4, 2025
Modular spinal fixation screw
COMPLEX SPINAL LLC0 citations47