HU

Hiroshi Umezaki

SC Sumitomo Chemical: 1 patents #96 of 345Top 30%
Overall (1997): #140,104 of 185,788Top 80%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5616410 Magnetic recording medium Yoshiaki Takeuchi, Shoji Sugimoto 1997-04-01