Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12195691 | Lubricating oil additive composition and lubricating oil composition | Yukio Yoshida, Shota KATO | 2025-01-14 |
| 9068136 | Lubricating oil composition for high-temperature applications | Takuya Ohno, Tahei Okada | 2015-06-30 |
| 8722595 | Lubricating oil compositions | Hideki Kamano, Junichi Yagi | 2014-05-13 |
| 8373011 | Process for producing saturated aliphatic hydrocarbon compound, and lubricant composition | Haruhito Sato | 2013-02-12 |
| 8318644 | Lubricating oil | Shigeyuki Mori | 2012-11-27 |
| 8318645 | Lubricant composition | — | 2012-11-27 |
| 8293693 | Conductive lubricant composition | Tatsuya Egawa | 2012-10-23 |
| 8258089 | Grease composition | Yukitoshi Fujinami | 2012-09-04 |
| RE39382 | Lubricating oil composition for high-temperature use | Hiroshi Nagakawa | 2006-11-07 |
| 6815402 | Lubricating oil composition containing cyclic organophosphorus compound | Toshinori Tazaki, Shuichi Sakanoue | 2004-11-09 |
| 6465400 | Lubricating oil composition for high-temperature use | Hiroshi Nagakawa | 2002-10-15 |