Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6562766 | Metal working oil composition | Saburo Koyama, Hiroshige Matsuoka | 2003-05-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6562766 | Metal working oil composition | Saburo Koyama, Hiroshige Matsuoka | 2003-05-13 |