YS

Yoichi Shirakawa

AK Asahi Denka Kogyo: 2 patents #4 of 28Top 15%
Overall (1989): #12,296 of 140,708Top 9%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4863746 Proteinous material Yasuzo Uchida 1989-09-05
4861602 Process for treating fish bodies Yasuzo Uchida 1989-08-29