Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6566556 | Method for production of alkanolamine and apparatus therefor | Hideaki Tsuneki, Koji Takeda | 2003-05-20 |
| 6559342 | Method of producing alkanolamines and apparatus for producing same | Hideaki Tsuneki, Masaru Kirishiki, Yoshitaka Arita, Yukihide Hashimoto, Tomoharu Oku +2 more | 2003-05-06 |