JH

John H. Holloway

IC ICI: 2 patents #677 of 2,189Top 35%
JL Johnson Matthey Public Limited: 1 patents #446 of 922Top 50%
Overall (All Time): #1,659,239 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5254772 Chemical process Wolfgang Dukat, Eric George Hope, Matthias Rieland, Paul J. Townson, Richard Powell 1993-10-19
5254775 Chemical process Eric George Hope, Paul J. Townson, Richard Powell 1993-10-19
5076839 Precious metal refining with fluorine gas David A. Boyd, Gillian Stanger 1991-12-31