Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10465136 | Refined-coal production method, and refined-coal production device | Shigeru Kinoshita, Hiroki Watanabe, Shinichi Katsushima | 2019-11-05 |
| 10287524 | Modified coal storage method | Toru HIGUCHI, Yoichi Takahashi, Atsushi Furuya | 2019-05-14 |
| 10005977 | Method of producing modified coal, and modified coal | Atsushi Furuya, Yoichi Takahashi, Toru HIGUCHI, Seiichi Yamamoto, Hiroki Watanabe +1 more | 2018-06-26 |
| 9994783 | Method for producing modified coal, and modified coal | Seiichi Yamamoto, Naoto Watanabe | 2018-06-12 |
| 9856428 | Method for storing upgraded coal, and grain-size-controlled coal | Motoharu Murota, Seiichi Yamamoto, Yoichi Takahashi, Naoto Watanabe | 2018-01-02 |
| 9738844 | Method for producing molded solid fuel | Yoichi Takahashi, Tsuyoshi Adachi | 2017-08-22 |
| 9598656 | Method for producing molded solid fuel | Yoichi Takahashi, Kazuhiro Kouno, Tomokazu Nakagawa, Tsuyoshi Adachi | 2017-03-21 |
| 9090843 | Apparatus for producing solid fuel from coal | Satoru Sugita, Tetsuya Deguchi | 2015-07-28 |
| 9005317 | Method for producing solid fuel and solid fuel produced by the method | Seiichi Yamamoto, Yutaka Mitou, Satoru Sugita, Shigeru Kinoshita | 2015-04-14 |
| 8999116 | Method and apparatus for producing solid fuel | Satoru Sugita, Tetsuya Deguchi | 2015-04-07 |
| 8790420 | Method for producing reduced metal and slag containing oxidized nonferrous metal using an upgraded coal | Takao Harada, Hidetoshi Tanaka, Isao Kobayashi, Noriyuki Okuyama | 2014-07-29 |
| 8758602 | Method and apparatus for upgrading coal | Seiichi Yamamoto, Satoru Sugita, Yutaka Mitou, Shigeru Kinoshita | 2014-06-24 |
| 8734544 | Apparatus and process for producing solid fuel | Satoru Sugita | 2014-05-27 |
| 8580000 | Indirect heat-drying apparatus, indirect heat-drying method of drying substance to be dried, and method and apparatus for producing solid fuel | Satoru Sugita, Tetsuya Deguchi, Masayasu Ito, Zenji Kato | 2013-11-12 |
| 8523961 | Method for manufacturing briquetted solid fuel using porous coal as starting material | Satoru Sugita, Yutaka Mitou, Seiichi Yamamoto, Shigeru Kinoshita, Takahiro Shimizu | 2013-09-03 |
| 8252070 | Process and apparatus for producing solid fuel from coal | Satoru Sugita, Tetsuya Deguchi | 2012-08-28 |
| 8075643 | Method and apparatus for producing solid fuel | Satoru Sugita, Tetsuya Deguchi | 2011-12-13 |
| 7799100 | Method for producing improved coal for use in metallurgy, and method for producing reduced metal and slag containing oxidized nonferrous metal | Takao Harada, Hidetoshi Tanaka, Isao Kobayashi, Noriyuki Okuyama | 2010-09-21 |
| 7628827 | Apparatus and method for producing solid fuel using low-grade coal as raw material | Satoru Sugita, Tetsuya Deguchi, Shinichi Katsushima | 2009-12-08 |
| 7431744 | Apparatus and method for manufacturing solid fuel with low-rank coal | Satoru Sugita, Tetsuya Deguchi, Shinichi Katsushima | 2008-10-07 |
| 7320715 | Method for drying plant-derived biomass and method for producing biomass fuel | Masaaki Tamura, Yutaka Mitou, Tetsuya Deguchi, Satoru Sugita | 2008-01-22 |
| 6592646 | Method of producing direct reduced iron with use of coal-derived gas and apparatus | Jinichi Tomuro, Eiichiro Makino | 2003-07-15 |
| 5556436 | Solid fuel made from porous coal and production process and production apparatus therefore | Kazuhito Yagaki, Osamu Okuma, Tetsuya Deguchi | 1996-09-17 |
| 5554201 | Thermal treated coal, and process and apparatus for preparing the same | Kazuhito Yagaki, Osamu Okuma, Tetsuya Deguchi | 1996-09-10 |