Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6524993 | Hydrogenation catalyst for aromatic hydrocarbons contained in hydrocarbon oils | Toshio Yamaguchi, Yuki Kanai | 2003-02-25 |
| 6280610 | Hydrotreating catalyst: composition, preparation, and use thereof | Yuji Uragami, Eiji Yamaguchi, Kikoo Uekusa | 2001-08-28 |
| 5468709 | Catalysts for hydrotreating hydrocarbon oils and method of preparing the same | Eiji Yamaguchi, Yuji Uragami, Kikoo Uekusa, Toshio Yamaguchi, Satoshi Abe +2 more | 1995-11-21 |