Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6500397 | Method for removing carbon dioxide from combustion exhaust gas | Kunihiko Yoshida, Tomio Mimura, Shigeru Shimojo, Mutsunori Karasaki, Masaki Iijima +1 more | 2002-12-31 |
| 6036931 | Method for removing carbon dioxide from combustion exhaust gas | Kunihiko Yoshida, Tomio Mimura, Shigeru Shimojo, Mutsunori Karasaki, Masaki Iijima +1 more | 2000-03-14 |
| 5603908 | Process for removing carbon dioxide from combustion gases | Kunihiko Yoshida, Tomio Mimura, Shigeru Shimojo, Mutsunori Karasaki, Masaki Iijima +1 more | 1997-02-18 |
| 5500086 | Method for producing pulp from green algae | Masayasu Sakai, Masato Kaneko, Michio Hada, Toshiaki Kinomoto | 1996-03-19 |
| 5427752 | Process for purifying high-temperature reducing gases | Mitsugi Suehiro, Shigeaki Mitsuoka, Kenji Inoue, Kazuhiko Shirota | 1995-06-27 |
| 5378442 | Method for treating combustion exhaust gas | Masumi Fujii, Taiichiro Suda, Yoshitsugu Hotta, Kenji Kobayashi, Kunihiko Yoshida +6 more | 1995-01-03 |
| 5344627 | Process for removing carbon dioxide from combustion exhaust gas | Masumi Fujii, Taiichiro Suda, Yoshitsugu Hotta, Kenji Kobayashi, Kunihiko Yoshida +4 more | 1994-09-06 |
| 4952381 | Method for denitrizing nitrogen oxides contained in waste gas | Horiaki Rikimaru, Tadao Nakatsuji, Toshikatsu Umaba, Kazuhiko Nagano, Kazuya Mishina +11 more | 1990-08-28 |
| 4869735 | Adsorbent for arsenic compound and method for removing arsenic compound from combustion gas | Masaki Miyazawa, Norihisa Kobayashi, Hiromu Takatsuka, Atsushi Morii, Toshio Koyanagi +9 more | 1989-09-26 |
| 4812429 | Method for cleaning waste gas denitrating catalyst | Mitsuyasu Honda, Shigeaki Mitsuoka | 1989-03-14 |
| 4725572 | Process for preparing a catalyst for removing nitrogen oxides | Toshikuni Sera, Shigeaki Mitsuoka, Kozo Iida, Hiroshi Suzumura, Yoshiaki Obayashi | 1988-02-16 |