Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4803158 | Composition used for the determination of beta-hydroxybutyric acid and a method for preparing the said composition | Yukio Shigeta, Shigeki Yamada, Yoshinori Takahaski | 1989-02-07 |