JH

James Hargraves

AC Amsted Rail Company: 4 patents #16 of 128Top 15%
📍 Petersburg, VA: #10 of 68 inventorsTop 15%
🗺 Virginia: #6,192 of 34,511 inventorsTop 20%
Overall (All Time): #935,193 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
12098751 Two-piece seal assembly Arman Sarwar, James R. Myers 2024-09-24
11598375 Labyrinth seal with interlocking rotor and seal case insert 2023-03-07
11506243 Temperature-robust polymer shroud for roller bearing seal Michael A. Mason 2022-11-22
10746228 Temperature-robust polymer shroud for roller bearing seal Michael A. Mason 2020-08-18
10371210 Slinger for roller bearing seal, and associated assemblies and methods Michael A. Mason 2019-08-06