SS

Sinnosuke Sekiya

DI Disco: 2 patents #249 of 708Top 40%
Overall (All Time): #2,121,432 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7736215 Polishing tool and polishing method and apparatus using same Setsuo Yamamoto, Yutaka Koma, Masashi Aoki 2010-06-15
7713107 Polishing tool Setsuo Yamamoto 2010-05-11