Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11511233 | Separation membrane element and operation method therefor | Takeshi Konda, Hiroho Hirozawa, Hiroyuki Yamada, Hiroki Minehara, Hiroaki Tanaka +2 more | 2022-11-29 |
| 11065580 | Separation membrane element | Yoshiki Okamoto, Akshay Garg, Hiroho Hirozawa, Tamotsu Kitade | 2021-07-20 |
| 9764291 | Spiral separation membrane element and method for producing same | Hiroho Hirozawa, Hiroshi Umetani, Masakazu Koiwa, Masahiro Kimura | 2017-09-19 |
| 9387445 | Separation membrane element | Masahiro Kimura, Katsufumi Oto, Hiroho Hirozawa, Masakazu Koiwa, Yutaro Suzuki | 2016-07-12 |