Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5663373 | 4-alkoxy-2, 6-di-t-butylphenol derivatives | Yoshiaki Kato, Mitsutaka Yoshida, Osamu Cynshi, Yasuhiro Ohba | 1997-09-02 |
| 5606089 | 4-alkoxy-2, 6-di-t-butylphenol derivatives | Yoshiaki Kato, Mitsutaka Yoshida, Osamu Cynshi, Yasuhiro Ohba | 1997-02-25 |