Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9764291 | Spiral separation membrane element and method for producing same | Hiroho Hirozawa, Hiroshi Umetani, Masakazu Koiwa, Masahiro Kimura | 2017-09-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9764291 | Spiral separation membrane element and method for producing same | Hiroho Hirozawa, Hiroshi Umetani, Masakazu Koiwa, Masahiro Kimura | 2017-09-19 |