HT

Hisashi Takao

OK Otsuka Kagaku Kabushiki Kaisya: 1 patents #6 of 24Top 25%
📍 Tokushima, JP: #25 of 70 inventorsTop 40%
Overall (1989): #103,978 of 140,708Top 75%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4840957 Pyran derivatives Norio Osaki, Norio Yasudomi 1989-06-20