YY

Yasui Yamashita

UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Hot Springs, AR: #35 of 137 inventorsTop 30%
🗺 Arkansas: #1,791 of 5,804 inventorsTop 35%
Overall (All Time): #2,320,992 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4893469 Steam and combustion gas engine — 1990-01-16
4244701 Powdered fuel (gasoline substitution) — 1981-01-13