SM

Shigekazu Matsumoto

Overall (2002): #118,002 of 266,432Top 45%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6488867 Organic fluorescent whitening pigment composition having an excellent hiding power Takao Yanagisawa, Shigehiro Matsumoto, Kunio Shimabukuro 2002-12-03