Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |