MM

Masao Maeda

AK Arakawa Kagaku Kogyo Kabushiki Kaisha: 1 patents #1 of 3Top 35%
Overall (1997): #108,946 of 185,788Top 60%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5606016 Process for preparing colorless rosins Yukiharu Yamada, Yutaka Koba 1997-02-25