Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8097160 | Flat membrane element and manufacturing method thereof | Kiyokazu Takemura, Mitsuru Hatanaka, Takashi Fujimoto, Tatsuaki Tagashira | 2012-01-17 |
| 7997424 | Flat membrane element and manufacturing method thereof | Kiyokazu Takemura, Mitsuru Hatanaka, Takashi Fujimoto, Tatsuaki Tagashira | 2011-08-16 |
| 6627080 | Flat membrane disk | Naoki Ohkuma, Yutaka Okuno, Yukio Murai | 2003-09-30 |
| 6596164 | Rotary flat membrane separation apparatus | Naoki Ohkuma, Yukio Murai, Yutaka Okuno | 2003-07-22 |