Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5292968 | Process for producing over-based alkaline earth metal phenate | Yoshihiro Kojima, Makoto Nishishita, Shinji Yamaoka | 1994-03-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5292968 | Process for producing over-based alkaline earth metal phenate | Yoshihiro Kojima, Makoto Nishishita, Shinji Yamaoka | 1994-03-08 |