DC

Duncan Roy Coupland

JP Johnson Matthey Plc: 3 patents #1 of 79Top 2%
📍 Paragon Road, IL: #1 of 1 inventorsTop 100%
Overall (2016): #74,766 of 481,213Top 20%
3
Patents 2016

Issued Patents 2016

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9340424 Catalyst structures 2016-05-17
9278338 Catalyst manufacturing method 2016-03-08
9272264 Catalyst manufacturing method 2016-03-01