Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5639934 | Process for the desulfurization of sulfur-containing compositions by hydrothermal reaction | Nakamichi Yamasaki, Kenji Tsuda, Toshinari Tenno | 1997-06-17 |
| 5625771 | Method for making cursor form | Toshiaki Sakaguchi | 1997-04-29 |