Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5981810 | Process for preparing 1,4-butanediol | — | 1999-11-09 |
| 5449820 | Method of preparing high purity 2,6-naphthalene dicarboxylic acid | Yoshio Fukui, Tatsuto Yoshioka, Chikara Sugimoto, Norioki Mine, Masahiko Yamagishi | 1995-09-12 |