Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7199070 | Conversion catalyst for ethylbenzene containing xylenes and process for converting ethylbenzene containing xylenes by using catalyst | Hiroshi Konta, Masatoshi Watanabe | 2007-04-03 |
| 6878264 | Process for conversion of organic compounds | Hajime Kato, Masahito Yoshikawa, Shinichi Sakaguchi, Naoyuki Uchiyama | 2005-04-12 |
| 6781021 | Method for isomerizing halogenated aromatics | Hajime Kato, Masashi Kato, Shinobu Yamakawa, Hirohito Okino | 2004-08-24 |
| 6635233 | CFI-type zeolite, process for preparation of the same, catalyst prepared from the same, and process for conversion of organic compounds | Hajime Kato, Masahito Yoshikawa, Shinichi Sakaguchi, Naoyuki Uchiyama | 2003-10-21 |
| 6462248 | Method for producing aromatic compounds having alkyl group with at least three carbon atoms | Jiro Nakatani, Eiichi Minomiya, Masahiro Inohara, Tetsuya Kato | 2002-10-08 |
| 6359184 | Process for production of xylene | Hajime Kato, Hitoshi Tanaka, Ryoji Ichioka | 2002-03-19 |
| 6320087 | Adsorbent for separating halogenated aromatic compounds and separation method | Shinobu Yamakawa, Masashi Kato, Hirohito Okino | 2001-11-20 |
| 6262322 | Adsorbent for aromatic isomers and production of aromatic isomers | Masatoshi Watanabe, Masahito Yoshikawa | 2001-07-17 |
| 6060417 | Catalyst composition for transalkylation of alkylaromatic hydrocarbons and process for production of xylene | Hajime Kato, Hitoshi Tanaka, Ryoji Ichioka | 2000-05-09 |
| 6040490 | Process for producing aromatic compounds by dealkylation, transalkylation, or disproportionation | Ryoji Ichioka, Shinobu Yamakawa, Hirohito Okino, Hajime Kato, Hiroshi Konta +1 more | 2000-03-21 |
| 5180862 | Process for isomerizing trichlorobenzene | Hiroaki Honda | 1993-01-19 |
| 4861928 | Process for the isomerization of dichlorotoluene | Yasuhiro Magatani, Kuniyuki Tada | 1989-08-29 |
| 4581216 | Process for preparing crystalline aluminosilicate zeolites using a carboxylic acid | Takao Kamano, Kuniyuki Tada, Takehisa Inoue | 1986-04-08 |
| 4572779 | Process for the dewaxing of hydrocarbon fractions | Takehisa Inoue, Kimio Sato, Norio Hayakawa, Masaki Fujii | 1986-02-25 |
| 4511547 | Process for preparing crystalline aluminosilicate zeolites using a carboxylic acid | Takao Kamano, Kuniyuki Tada, Takehisa Inoue | 1985-04-16 |
| 4467129 | Conversion of xylenes containing ethylbenzene | Atsushi Ebitani, Takehisa Inoue, Atsuo Kani | 1984-08-21 |
| 4409413 | Conversion of xylenes containing ethyl benzene | Takehisa Inoue | 1983-10-11 |