RO

Ryoichi Otsuka

UK Ueno Seiyaku Oyo Kenkyujo: 1 patents #5 of 9Top 60%
Overall (2002): #123,666 of 266,432Top 50%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6451109 Columnar crystals of 6-hydroxy-2-naphthoic acid and process for manufacturing the same Ryuzo Ueno, Masaya Kitayama, Hiroyuki Kato 2002-09-17