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

Tracy L. Ramsdell — 5 Patents

HOHologic: 5 patents #107 of 450Top 25%
Amherst, NH: #86 of 319 inventorsTop 30%
New Hampshire: #2,841 of 12,181 inventorsTop 25%
Overall (All Time): #1,051,704 of 4,157,543Top 30%
5 Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6009147 X-ray bone densitometry Jay A. Stein, Steven Teta, Donald Barry, Richard E. Cabral, Tina LeFebvre +6 more 1999-12-28
5835555 X-ray bone densitometry apparatus with variable attenuation, modulation and collimation of penetrating radiation beam Donald Barry, Richard E. Cabral 1998-11-10
5835562 Medical radiological apparatus including optical crosshair device for patient positioning and forearm and spinal positioning aides Tina LeFebvre 1998-11-10
5717735 Medical radiological apparatus including optical crosshair device for patient positioning and forearm and spinal positioning aides Tina LeFabvre 1998-02-10
5657369 X-ray bone densitometry system having forearm positioning assembly Jay A. Stein, Steven Teta, Richard E. Cabral, Tina LeFebvre, Russell J. Gershman 1997-08-12