Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6500788 | Lubricating grease composition | Hiroshi Kimura, Youichiro Sugimori, Masao Yamamoto | 2002-12-31 |
| 6235690 | Urea thickened carbonate ester grease composition | Hiroshi Kimura, Youichiro Sugimori, Masao Yamamoto | 2001-05-22 |