Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
DH

David Hart — 11 Patents

SESpinal Elements: 6 patents #10 of 82Top 15%
HLHugh Steeper Limited: 1 patents #6 of 18Top 35%
Oceanside, CA: #124 of 1,008 inventorsTop 15%
California: #56,011 of 386,348 inventorsTop 15%
Overall (All Time): #435,149 of 4,157,543Top 15%
11 Patents All Time
David Hart has been granted 11 US patents while listed as an inventor at Spinal Elements. The first was granted in 1983 and the most recent in June 2025. David Hart ranks #435,149 of 4,157,543 US inventors in our database (top 10.5%). Patent records list David Hart in Oceanside, CA, US.

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
12318123 Cervical plate and inserter Rachid Ouidja, Jason Blain 2025-06-03
12318311 Spinal implant device Jason Blain, Dean Johnson, Gregory Martin 2025-06-03
12279969 Spinal implant device Jason Blain, Dean Johnson, Gregory Martin, Morton B. Albert, Samuel Tolpen +2 more 2025-04-22
11911294 Cervical plate and inserter Rachid Ouidja, Jason Blain 2024-02-27
11382769 Spinal implant device Jason Blain, Dean Johnson, Gregory Martin 2022-07-12
11273058 Cervical plate and inserter Rachid Ouidja, Jason Blain 2022-03-15
5588456 Orthotic walker 1996-12-31
5467793 Orthotic walker 1995-11-21
5320392 Removably attachable vehicle body protection pad 1994-06-14
4946156 Orthoses or prostheses for coordinating limb movement 1990-08-07
4409529 Prosthesis Robert Basford, David Hawkins, David L. Knight, Roger Sidey 1983-10-11