Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
JP

James Pierce

PTPhpk Technologies: 3 patents #2 of 4Top 50%
LCL-3 Communications: 2 patents #127 of 507Top 30%
Columbus, OH: #561 of 3,880 inventorsTop 15%
Ohio: #13,499 of 73,341 inventorsTop 20%
Overall (All Time): #869,827 of 4,157,543Top 25%
6 Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
D586823 Electronic device to be worn on the arm Robert C. Anderson 2009-02-17
D572266 Electronic device to be worn on the arm Robert C. Anderson 2008-07-01
RE36332 Refrigeration of superconducting magnet system Charles B. Hood, Sibley C. Burnett, John R. Purcell 1999-10-12
5697220 Refrigeration of superconducting magnet systems Charles B. Hood, Sibley C. Burnett, John R. Purcell 1997-12-16
5495718 Refrigeration of superconducting magnet systems Charles B. Hood, Sibley C. Burnett, John R. Purcell 1996-03-05
5355679 High reliability gas expansion engine 1994-10-18