Inventor · disambiguated record
John Lawrence Walker
Also filed as: WALKER JOHN · WALKER JOHN L · WALKER JOHN LAWRENCE · WALKER JR JOHN LAWRENCE
36 granted patents·11 pending applications·596 citations·filing 2000–2025
97Inventor score
Files withZAVATION MEDICAL PRODUCTS LLC18ZAVATION LLC8SPINAL USA INC7WALKER JOHN LAWRENCE6HANSEN LOWELL DEAN2
Top patents by PatentIndex Score
47 records- 0198US11173044B1Expanding orthopedic implantZAVATION MEDICAL PRODUCTS LLC·Filed 2021·Granted Nov 16, 2021·37 cites·20 claims
- 0297US10278830B1Expandable orthopedic implantZAVATION LLC·Filed 2018·Granted May 7, 2019·67 cites·19 claims
- 0396US10383675B1Screw retention sleeveZAVATION LLC·Filed 2018·Granted Aug 20, 2019·12 cites·19 claims
- 0495US11051949B2Expandable orthopedic implantZAVATION LLC·Filed 2019·Granted Jul 6, 2021·29 cites·18 claims
- 0593US11389303B1Externally threaded expandable orthopedic implantZAVATION MEDICAL PRODUCTS LLC·Filed 2021·Granted Jul 19, 2022·5 cites·21 claims
- 0692US10285745B2Orthopedic screwsZAVATION LLC·Filed 2016·Granted May 14, 2019·19 cites·12 claims
- 0792US8603094B2Minimally invasive surgical tower access devices and related methodsWALKER JOHN LAWRENCE·Filed 2010·Granted Dec 10, 2013·62 cites·20 claims
- 0890US11737802B1Bone cement mixerZAVATION MEDICAL PRODUCTS LLC·Filed 2022·Granted Aug 29, 2023·2 cites·19 claims
- 0990US11690652B1Modular screw assemblyZAVATION MEDICAL PRODUCTS LLC·Filed 2022·Granted Jul 4, 2023·1 cites·21 claims
- 1090US9220543B2Minimally invasive surgical tower access devices and related methodsSPINAL USA INC·Filed 2013·Granted Dec 29, 2015·37 cites·8 claims
- 1189US8419777B2Bone plate screw-blocking systems and methodsWALKER JOHN LAWRENCE·Filed 2010·Granted Apr 16, 2013·35 cites·15 claims
- 1288US8241341B2Pedicle screws and methods of using the sameWALKER JOHN LAWRENCE·Filed 2009·Granted Aug 14, 2012·49 cites·20 claims
- 1387US11857436B1Porous spinal implantZAVATION MEDICAL PRODUCTS LLC·Filed 2020·Granted Jan 2, 2024·2 cites·20 claims
- 1485US6551321B1Flexible intramedullary nailCT PULSE ORTHOPEDICS INC·Filed 2000·Granted Apr 22, 2003·175 cites·26 claims
- 1584US8795341B2Bone plate screw-blocking systems and methodsSPINAL USA INC·Filed 2013·Granted Aug 5, 2014·14 cites·14 claims
- 1683US9445851B2Bone plate screw-blocking systems and methodsSPINAL USA INC·Filed 2014·Granted Sep 20, 2016·13 cites·7 claims
- 1780US11051953B2Porous spinal implantZAVATION MEDICAL PRODUCTS LLC·Filed 2020·Granted Jul 6, 2021·1 cites·16 claims
- 1876US9254151B2Pedicle screws and methods of using the sameSPINAL USA INC·Filed 2014·Granted Feb 9, 2016·6 cites·16 claims
- 1975US2025049487A1Bone cement mixerZAVATION MEDICAL PRODUCTS LLC·Filed 2024·Application pending·0 cites
- 2074US12193949B2Expanding orthopedic implantZAVATION MEDICAL PRODUCT LLC·Filed 2023·Granted Jan 14, 2025·0 cites·20 claims
- 2174US12137955B2Bone cement mixerZAVATION MEDICAL PRODUCTS LLC·Filed 2023·Granted Nov 12, 2024·0 cites·18 claims
- 2274US10582955B2Methods of implanting bone plate assembliesZAVATION MEDICAL PRODUCTS LLC·Filed 2018·Granted Mar 10, 2020·2 cites·15 claims
- 2373US11737890B2Expanding orthopedic implantZAVATION MEDICAL PRODUCTS LLC·Filed 2021·Granted Aug 29, 2023·0 cites·20 claims
- 2470US12036130B2Porous spinal implantZAVATION MEDICAL PRODUCTS LLC·Filed 2023·Granted Jul 16, 2024·0 cites·20 claims
- 2570US6935479B2Drive apparatusEATON CORP·Filed 2003·Granted Aug 30, 2005·12 cites·12 claims
- 2670US2024058039A1Modular screw assemblyZAVATION MEDICAL PRODUCTS LLC·Filed 2023·Application pending·0 cites
- 2769US10660677B2Expandable bone plate assembliesZAVATION MEDICAL PRODUCTS LLC·Filed 2018·Granted May 26, 2020·1 cites·12 claims
- 2869US9188111B2Displacement assembly for a fluid deviceHANSEN LOWELL DEAN·Filed 2009·Granted Nov 17, 2015·3 cites·29 claims
- 2969US8986354B2Surgical kit for spinal surgeryWALKER JOHN LAWRENCE·Filed 2012·Granted Mar 24, 2015·4 cites·17 claims
- 3069US8882809B2Pedicle screws and methods of using the sameWALKER JOHN LAWRENCE·Filed 2012·Granted Nov 11, 2014·3 cites·19 claims
- 3168US11931265B2Expandable orthopedic implantZAVATION LLC·Filed 2021·Granted Mar 19, 2024·0 cites·20 claims
- 3268US9133830B2Fluid device with flexible ringHANSEN LOWELL DEAN·Filed 2009·Granted Sep 15, 2015·3 cites·28 claims
- 3365US2025143890A1Expanding orthopedic implantZAVATION MEDICAL PRODUCT LLC·Filed 2025·Application pending·0 cites
- 3461US11911289B2Externally threaded expandable orthopedic implantZAVATION MEDICAL PRODUCTS LLC·Filed 2022·Granted Feb 27, 2024·0 cites·19 claims
- 3561US2025114128A1Transverse connectorZAVATION MEDICAL PRODUCTS LLC·Filed 2023·Application pending·0 cites
- 3660US2025275791A1Pedicle based retractor with screw gateZAVATION MEDICAL PRODUCTS LLC·Filed 2024·Application pending·0 cites
- 3758US11771566B2Porous spinal implantZAVATION MEDICAL PRODUCTS LLC·Filed 2021·Granted Oct 3, 2023·0 cites·14 claims
- 3855US2017224388A1Bone plate screw-blocking systems and methodsSPINAL USA INC·Filed 2016·Application pending·0 cites
- 3953US9375320B2Spinal implant devices and methodsWALKER JOHN LAWRENCE·Filed 2010·Granted Jun 28, 2016·2 cites·9 claims
- 4053US2016287292A1Pedicle screws and methods of using the sameSPINAL USA INC·Filed 2016·Application pending·0 cites
- 4152US2016235450A1Minimally invasive surgical tower access devices and related methodsSPINAL USA INC·Filed 2015·Application pending·0 cites
- 4247US10874443B2Internal fixation devices with rotatable screw locksZAVATION MEDICAL PRODUCTS LLC·Filed 2018·Granted Dec 29, 2020·0 cites·7 claims
- 4346US11278420B2Recessed pocket spinal implantZAVATION LLC·Filed 2020·Granted Mar 22, 2022·0 cites·7 claims
- 4442US2014073836A1Systems and methods for promoting bone growth utilizing an automatically adjustable, programmable combined magnetic field therapyZAVATION LLC·Filed 2013·Application pending·0 cites
- 4540US2009163976A1Methods and Devices for the Study and Treatment of Surgical and Chronic Pain with Transcranial Magnetic Stimulation (TMS)BORCKARDT JEFFREY·Filed 2008·Application pending·0 cites
- 4640US2013245358A1Cervical bone growth stimulators utilizing combined magnetic field therapyJOHNSON JEFFREY·Filed 2013·Application pending·0 cites
- 4739US9839529B2Method and system of installing a spinal fusion cageZAVATION LLC·Filed 2016·Granted Dec 12, 2017·0 cites·21 claims
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