Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5366646 | Lubricating oil composition | Takehisa Sato, Hironari Ueda | 1994-11-22 |
| 5344582 | Traction fluid derived from cyclopentadiene oligomers | Noboru Umemoto, Takeshi Nomura, Takehisa Sato, Hirotaka Tomizawa | 1994-09-06 |