HK

Hiroshi Kuyama

Rohm And Haas: 3 patents #655 of 2,359Top 30%
Overall (All Time): #767,825 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
5166123 Carbonaceous adsorbent for removal of pyrogen from water Wataru Agui, Shuji Tamura, Yoshiya Kurachi, Masahiko Abe, Yukihiro Kaneko +1 more 1992-11-24
5021391 Carbonaceous adsorbent for removal of pyrogen and method of producing pure water using same Wataru Agui, Shuji Tamura, Yoshiya Kurachi, Masahiko Abe, Yukihiro Kaneko +1 more 1991-06-04
4883596 Carbonaceous adsorbent for removal of pyrogen and method of producing pure water using same Wataru Agui, Shuji Tamura, Yoshiya Kurachi, Masahiko Abe, Yukihiro Kaneko +1 more 1989-11-28
4315846 Metal salt of N-substituted alkylenebisdithiocarbamic acid Masuo Kuchikata, Hiroshi Tsuyuki, Toshio Furukawa, Yoshihiro Nitta 1982-02-16
4209592 Sulphonation method for manufacture of a cation exchange resin Hiroshi Akiyama, Kohji Oinuma 1980-06-24
4195028 Granular flocculants and their manufacture Wataru Agui, Nobuyuki Higosaki, Koichiro Yamanari, Toshio Furukawa 1980-03-25
4186167 Granular flocculants and their manufacture Wataru Agui, Nobuyuki Higosaki, Koichiro Yamanari, Toshio Furukawa 1980-01-29