TH

Toshihiro Hirotsu

MI Ministry Of International Trade & Industry: 1 patents #189 of 582Top 35%
AT Agency Of Industrial Science And Technology: 1 patents #568 of 1,778Top 35%
📍 Tsukuba, JP: #1,768 of 2,818 inventorsTop 65%
Overall (All Time): #3,925,192 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4820418 Water-alcohol separating membrane and method for separation of water and alcohol by the use thereof Shigeru Nakajima 1989-04-11