Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6566556 | Method for production of alkanolamine and apparatus therefor | Koji Takeda, Fumiaki Morishita | 2003-05-20 |
| 6559342 | Method of producing alkanolamines and apparatus for producing same | Masaru Kirishiki, Yoshitaka Arita, Yukihide Hashimoto, Tomoharu Oku, Hisakazu Shindou +2 more | 2003-05-06 |
| 6521207 | Molding of binderless zeolite, method for production thereof, and uses thereof | Tomoharu Oku | 2003-02-18 |