Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6600070 | Methods for making 2-(&ohgr;-alkoxycarbonylalkanoyl)-4-butanolide, ester of &ohgr;-hydroxy-(&ohgr;-3)-ketoaliphatic acid, and derivatives thereof | Sigeru Wada, Nobuhiko Ito, Akio Hasebe, Shinzo Imamura, Hideo Muraoka | 2003-07-29 |
| 6528668 | Methods for making 2-(&ohgr;-alkoxycarbonylalkanoyl)-4-butanolide, ester of &ohgr;-hydroxy-(&ohgr;-3)-ketoaliphatic acid, and derivatives thereof | Sigeru Wada, Nobuhiko Ito, Akio Hasebe, Shinzo Imamura, Hideo Muraoka | 2003-03-04 |
| 6525207 | Process for preparing epoxy compounds, aromatic compositions containing the same | Nobuhiko Ito, Motoo Higashi, Yuki Konno | 2003-02-25 |