RY

Ryuichi Yasunaga

📍 Moriyama, JP: #1,620 of 2,577 inventorsTop 65%
Overall (All Time): #4,112,362 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4204297 Vacuum cleaner Shinya Tsutsumi, Mototsugu Kuroda 1980-05-27