Issued Patents All Time
Showing 126–135 of 135 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4421615 | Process for producing metallic gallium | Takuo Harato, Yasuo Shinya, Hisakatsu Kato | 1983-12-20 |
| 4364919 | Process for producing coarse grains of aluminum hydroxide | Takuo Harato, Hisakatsu Kato, Yasumi Shiozaki | 1982-12-21 |
| 4344904 | Sintering method of zirconia | Yasuo Shinya | 1982-08-17 |
| 4311486 | Process for producing coarse grains of aluminum hydroxide | Takuo Harato, Hisakatsu Kato, Yasumi Shiozaki | 1982-01-19 |
| 4263261 | Method for the removal of impurities from sodium aluminate solution | Takuo Harato, Hisakatsu Kato | 1981-04-21 |
| 4260524 | Hollow catalyst carrier and hollow catalyst made of transition-alumina and process for production thereof | Kunio Nakazato, Kazuo Horinouchi, Seiichi Hamano, Masahide Mouri | 1981-04-07 |
| 4222992 | Process for the removal of sulfur oxides from exhaust gases using slurry of red mud containing calcium ion | Takuo Harato, Yasumi Shiozaki | 1980-09-16 |
| 4215094 | Method for the removal of organic substances from alkali metal aluminate solution | Jun-ichi Inao, Takuo Harato, Hisakatsu Kato | 1980-07-29 |
| 4211667 | Process for producing alumina sols | Masao Yoshihara, Takahiro Ishida, Kazuo Sato | 1980-07-08 |
| 4201749 | Method for the separation of precipitated aluminum hydroxide from sodium aluminate solution | Takuo Harato, Hisakatsu Kato | 1980-05-06 |