KH

Katsumi Hirao

DI Daicel Chemical Industries: 1 patents #24 of 79Top 35%
Overall (1997): #123,332 of 185,788Top 70%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5609677 Biodegradable cellulose ester composition and article Masanori Itoh, Atsunobu Kiyose 1997-03-11