Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6733659 | Reactor for hydrotreating and process for producing ultralow sulfur heavy oils by the use of the reactor | Shigeo Kure, Hajime Okazaki | 2004-05-11 |
| 6132594 | Hydrocracking catalyst and hydrocracking method for hydrocarbon oils | Hajime Okazaki, Michiaki Adachi, Shigeo Kure | 2000-10-17 |
| 4836914 | Method for removing iron content in petroleum series mineral oil therefrom | Akira Inoue, Masaru Ushio, Toru Morita, Yasuyuki Oishi | 1989-06-06 |