Dennis W. Coombs

📍 Etna, NH: #14 of 37 inventorsTop 40%

🗺 New Hampshire: #4,150 of 12,181 inventorsTop 35%

Overall (All Time): #1,656,208 of 4,157,543Top 40%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
D353454	Combined epidural introducer and spinal needle	—	1994-12-13
4958901	Method for making a multi-lumen epidural-spinal needle and tip and stock configuration for the same	—	1990-09-25
4808157	Multi-lumen epidural-spinal needle	—	1989-02-28