Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |
| 5811591 | Process of producing hydroxyalkanal | Hiroshi Yamamoto, Hirokazu Itoh, Tadahiro Yoneda, Masatoshi Yoshida | 1998-09-22 |
| 5698748 | Process of producing hydroxyalkanal | Hiroshi Yamamoto, Tadahiro Yoneda | 1997-12-16 |
| 5639920 | Process of producing hydroxyalkanal | Hiroshi Yamamoto, Tadahiro Yoneda | 1997-06-17 |