Inventor
Christopher M. Campbell
Inventor
Riverside, CA, US
Overview
Patents· 25 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A61Bprimary
A61BDiagnosis30%
A61FFilters implantable into blood vessels13%
LOC2311%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy7%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution7%
Y02PClimate change mitigation technologies in the production or processing of goods7%
B01DSeparation4%
C02FTreatment of water, waste water, sewage, or sludge4%
F25DRefrigerators4%
F01DNon-positive displacement machines or engines, e.g. steam turbines2%
PatentTitleYear
11,121,397Application of force in electrochemical cells202111,108,077Application of force in electrochemical cells202111,108,076Application of force in electrochemical cells202111,085,523Planetary gearing202110,584,040Filter cartridge202010,525,387Filter cartridge202010,258,387Fastener retention system for spinal plates2019D0831154Filter cartridge2018D0831156Filter cartridge2018D0831155Filter cartridge2018D0820387Filter cartridge2018D0820386Filter cartridge20189,968,347Retractor20189,737,339'Posterio spinal fixation'20179,615,866'Surgical fixation system and related methods'20179,532,819'Plating systems for bone fixation'20179,186,189'Bone screw retaining system'20159,078,718'Plating systems for bone fixation'20158,882,661'Retractor'20148,734,496'Bone screw retaining system'20148,287,550'Bone screw retaining system'20127,887,547'Bone screw retaining system'20116,626,907'Anterior cervical plate and fixation system'20036,602,255'Bone screw retaining system'20036,258,089'Anterior cervical plate and fixation system'2001Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2003–2015Patents assigned to STRYKER SPINE (5)· patent assignee history
2003Based in Westwood, NJ, US· patent location history
2011–2015Based in West New York, NJ, US· patent location history
2012–2017Patents assigned to CAMPBELL CHRISTOPHER M (4)· patent assignee history
2014–2019Patents assigned to ALPHATEC SPINE INC (5)· patent assignee history
2014–2019Based in Temecula, CA, US· patent location history
2018Patents assigned to SPACEFLEX INT LLC (5)· patent assignee history
2018–2020Based in Riverside, CA, US· patent location history
2021Patents assigned to SION POWER CORP (3)· patent assignee history
2021Based in San Jose, CA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ALPHATEC SPINE INC | 5 | 2014–2019 |
| SPACEFLEX INT LLC | 5 | 2018 |
| STRYKER SPINE | 5 | 2003–2015 |
| CAMPBELL CHRISTOPHER Mself | 4 | 2012–2017 |
| SION POWER CORP | 3 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Riverside, California, US | 7 | 2018–2020 |
| Temecula, California, US | 7 | 2014–2019 |
| West New York, New Jersey, US | 4 | 2011–2015 |
| San Jose, California, US | 3 | 2021 |
| Westwood, New Jersey, US | 2 | 2003 |