ET

Eyvind M. Thiis-Evensen

📍 Porsgrunn, NO: #42 of 184 inventorsTop 25%
Overall (All Time): #1,684,252 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4317853 Roofing shingle 1982-03-02
4195461 Roofing shingle 1980-04-01
4188763 Roofing shingle 1980-02-19