JH

John Hay-Heddle

📍 Mansfield, GB: #68 of 131 inventorsTop 55%
Overall (All Time): #2,755,733 of 4,157,543Top 70%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11149683 Internal combustion engine Elliot Powick 2021-10-19