FR

Francois Ruffenach

ON Onduline: 1 patents #1 of 4Top 25%
📍 Rouen, FR: #4 of 23 inventorsTop 20%
Overall (2016): #400,494 of 481,213Top 85%
1
Patents 2016

Issued Patents 2016

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9249541 Method of making a roof-covering element out of compression molded plant fibers impregnated with bitumen, and roof-covering element, in particular a ridge element, a fillet, a curb, or a hip Michel Thomas, Melih Kamil, Martin Foutel 2016-02-02