Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7598203 | Hydrogenation catalyst for hydrocarbon oil, carrier for it, and method of hydrogenation of hydrocarbon oil | Narinobu Kagami | 2009-10-06 |
| 6406615 | Hydrotreating process for residual oil | Takao Nozaki | 2002-06-18 |
| 6398950 | Hydrogenation catalyst and method of hydrogenating heavy oil | Takao Nozaki, Kei Uchikawa | 2002-06-04 |
| 6328880 | Process for hydrotreating hydrocarbon oil | Mitsuru Yoshita, Nobuyuki Ohta, Takao Nozaki, Satoshi Matsuda, Toshihisa Konishi | 2001-12-11 |
| 5565091 | Catalyst composition manufacturing method and sulfur-containing hydrocarbon hydrodesulfurization method using the same catalyst composition | Akira Iino, Tsuyoshi Mitani | 1996-10-15 |
| 5338437 | Method for hydrocracking a heavy hydrocarbon oil utilizing a faujasite aluminosilicate | Ikusei Nakamura, Akira Iino | 1994-08-16 |
| 5336394 | Process for hydrodesulfurizing a sulfur-containing hydrocarbon | Akira Iino, Tsuyoshi Mitani | 1994-08-09 |
| 5280004 | Hydrodesulfurizing catalyst composition and method of preparing same | Akira Iino, Tsuyoshi Mitani | 1994-01-18 |
| 5207893 | Hydrocracking process employing a novel iron-containing aluminosilicate | Satoshi Nakai | 1993-05-04 |
| 5141737 | Iron-containing aluminosilicate | Satoshi Nakai | 1992-08-25 |
| 5139984 | Faujasite-type aluminosilicates, a method of producing the same, and hydrocracking catalysts for heavy hydrocarbon oils | Ikusei Nakamura, Akira Iino | 1992-08-18 |