YI

Yayoi Ishikawa

ML Mitsubishi Petrochemical Company Limited: 1 patents #291 of 670Top 45%
📍 Yokkaichi, JP: #1,376 of 2,072 inventorsTop 70%
Overall (All Time): #3,906,583 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4939195 Self-extinguishing polymer composition Iwao Ishino, Nobuhiro Usami 1990-07-03