Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11185814 | Absorption agent, method of manufacturing same, and method for separation and recovery of acidic compound | Akira Matsuoka, Akira Kishimoto, Hiroshi Machida | 2021-11-30 |
| 10576412 | Gas treatment method and gas treatment device | Akira Kishimoto, Akira Matsuoka, Katsuya Akiyama, Makoto Nishimura, Hiroshi Machida +2 more | 2020-03-03 |
| 6172271 | Method and apparatus for reclaiming oil from waste plastic | Takeshi Amari, Hiroshi Nagai, Shizuo Yasuda, Yuji Kaihara, Yoshimasa Kawami +1 more | 2001-01-09 |
| 6133499 | Method and apparatus for producing superheated steam using heat from the incineration of waste material | Yoshihito Shimizu, Jun Sato, Shizuo Yasuda, Yuji Kaihara, Yoshimasa Kawami | 2000-10-17 |
| 6011187 | Method and apparatus for reclaiming oil from waste plastic | Takeshi Amari, Hiroshi Nagai, Shizuo Yasuda, Yuji Kaihara, Yoshimasa Kawami +1 more | 2000-01-04 |
| 5294304 | Process for the recovery of absolute ethanol by vapor compression extractive distillation | Yoshikazu Kano, Tetsuya Tanimoto, Itsuo Yamamoto | 1994-03-15 |
| 5250271 | Apparatus to concentrate and purify alcohol | Masura Maki, Tetsuya Tanimoto, Masaki Yanagi | 1993-10-05 |
| 5053563 | Method to concentrate and purify alcohol | Masura Maki, Tetsuya Tanimoto, Masaaki Yanagi | 1991-10-01 |