JH

James Hargraves

AC Amsted Rail Company: 1 patents #3 of 16Top 20%
📍 Petersburg, VA: #1 of 2 inventorsTop 50%
🗺 Virginia: #1,351 of 4,347 inventorsTop 35%
Overall (2023): #410,509 of 537,848Top 80%
1
Patents 2023

Issued Patents 2023

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11598375 Labyrinth seal with interlocking rotor and seal case insert — 2023-03-07