Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5625102 | Method of alkylating the side chain of alkyl-substituted aromatic hydrocarbons | Takaya Matsumoto, Yoshiichi Kumagai | 1997-04-29 |
| 5608132 | Method of alkylating the side chain of alkyl-substituted aromatic hydrocarbons | Takaya Matsumoto, Shinji Nishikawa | 1997-03-04 |
| 5464593 | Process for producing spherical zeolite catalyst and apparatus for producing the same | Kazuo Takahashi, Hitoshi Nozaki, Shinichi Inoue, Toshiji Makabe | 1995-11-07 |
| 5457255 | Catalysts for hydrogenolytic dealkylation and use thereof | Toshihiko Masuda, Iwao Ueda | 1995-10-10 |
| 5362696 | Process for producing spherical zeolite catalyst and apparatus for producing the same | Kazuo Takahashi, Hitoshi Nozaki, Shinichi Inoue, Toshiji Makabe | 1994-11-08 |
| 4495089 | Continuous process for the production of solvents for coal liquefaction | Hiroyuki Ihara, Kazuo Takahashi, Michiro Matsubara, Yoshitomo Sanami | 1985-01-22 |