JM

John Rickard Mansfield

📍 Kingswood, GB: #14 of 29 inventorsTop 50%
Overall (All Time): #3,942,429 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4883026 Means for adjusting the timing of a valve Wilfred P. Mansfield, Jill Mansfield, Jeremy H. Grice 1989-11-28