SF

Sadao Fukuoka

📍 Tokushima, JP: #374 of 1,059 inventorsTop 40%
Overall (All Time): #1,290,180 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5505010 Ventilating shoes — 1996-04-09
4468869 Footwear — 1984-09-04
4417407 Footwear — 1983-11-29
4364186 Ventilated footwear — 1982-12-21