Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4954326 | Preparation of crystalline aluminosilicate zeolite, and its product | Tamio Onodera, Yasuo Yamasaki, Koji Sumitani | 1990-09-04 |
| 4709088 | Process for producing 2,6-naphthalene-dicarboxylic acid | Isao Hirose, Tamio Amemiya | 1987-11-24 |
| 4695667 | Novel crystalline aluminosilicate zeolites and process for production thereof | Koji Sumitani, Yasuo Yamasaki, Tamio Onodera | 1987-09-22 |
| 4557919 | Production of crystalline zeolites | Koji Sumitani, Yasuo Yamasaki, Tamio Onodera | 1985-12-10 |
| 4524055 | Crystalline aluminosilicate zeolite and process for production thereof | Tamio Onodera, Yasuo Yamasaki, Koji Sumitani | 1985-06-18 |
| 4485185 | Catalyst composition | Tamio Onodera, Yasuo Yamasaki, Koji Sumitani | 1984-11-27 |
| 4377718 | Process for producing p-xylene | Kimihiko Sato, Yasuo Yamasaki, Tamio Onodera, Koji Sumitani | 1983-03-22 |
| 4331822 | Isomerization of xylene | Tamio Onodera, Yasuo Yamasaki, Koji Sumitani | 1982-05-25 |
| 4320242 | Process for selective dealkylation of alkyl-substituted aromatic hydrocarbons | Tamio Onodera, Yasuo Yamasaki, Koji Sumitani, Minekazu Sueoka | 1982-03-16 |
| 4300014 | Process for isomerization of xylene | Yasuo Yamasaki, Tamio Onodera, Kiji Sumitani | 1981-11-10 |