RH

Richard A. Hann

IC ICI: 1 patents #51 of 206Top 25%
📍 Frodsham, GB: #1 of 3 inventorsTop 35%
Overall (1982): #36,613 of 81,411Top 45%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4318941 Coating of solids John E. Gillett, John Isherwood, Philip Norton-Berry, Margaret L. Steel 1982-03-09