Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9387445 | Separation membrane element | Masahiro Kimura, Kentarou Takagi, Hiroho Hirozawa, Masakazu Koiwa, Yutaro Suzuki | 2016-07-12 |
| 8631946 | Composite semipermeable membrane and method for producing same | Takao Sasaki, Tomoko Mitsuhata, Kentaro Takagi | 2014-01-21 |
| 7279097 | Composite semipermeable membrane, and production process thereof | Hiroki Tomioka, Kazuya Sugita | 2007-10-09 |
| 7090780 | Bactericide for use in water treatment, method for water treatment and apparatus for water treatment | Akihiko Ito, Kazuya Sugita, Yoshinari Fusaoka | 2006-08-15 |
| 4634531 | Membrane treatment method for semipermeable membranes | Yukio Nakagawa, Masaru Kurihara | 1987-01-06 |