FC

Francois Chaise

📍 Montceau-les-Mines, FR: #19 of 62 inventorsTop 35%
Overall (All Time): #2,313,470 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4982452 Safety helmet provided with an interlock signal — 1991-01-08
4581774 Motorcyclist helmet fitted with a retaining device without chin strap — 1986-04-15