HS

Hirokazu Shirage

MI Mitsui Petrochemical Industries: 1 patents #69 of 165Top 45%
📍 Chofu, JP: #16 of 43 inventorsTop 40%
Overall (1997): #180,818 of 185,788Top 100%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5651889 Sludge treatment membrane apparatus Sakae Wataya, Kimio Yamamoto, Kouji Irie, Tadaaki Hashimoto 1997-07-29