SY

Sumihisa Yamaguchi

SC Seimi Chemical Co.: 1 patents #2 of 3Top 70%
Overall (2002): #110,407 of 266,432Top 45%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6428392 Abrasive Kazuo Sunahara 2002-08-06