Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8869879 | Pipe/filler unit, internal heat exchanging type distillation column and production method thereof | Toshinari Nakanishi, Kazumasa Aso, Kensuke Iuchi, Masaru Nakaiwa | 2014-10-28 |