Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9090843 | Apparatus for producing solid fuel from coal | Satoru Sugita, Takuo Shigehisa | 2015-07-28 |
| 8999116 | Method and apparatus for producing solid fuel | Satoru Sugita, Takuo Shigehisa | 2015-04-07 |
| 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, Takuo Shigehisa, Masayasu Ito, Zenji Kato | 2013-11-12 |
| 8252070 | Process and apparatus for producing solid fuel from coal | Satoru Sugita, Takuo Shigehisa | 2012-08-28 |
| 8075643 | Method and apparatus for producing solid fuel | Satoru Sugita, Takuo Shigehisa | 2011-12-13 |
| 7628827 | Apparatus and method for producing solid fuel using low-grade coal as raw material | Satoru Sugita, Takuo Shigehisa, Shinichi Katsushima | 2009-12-08 |
| 7431744 | Apparatus and method for manufacturing solid fuel with low-rank coal | Satoru Sugita, Takuo Shigehisa, Shinichi Katsushima | 2008-10-07 |
| 7320715 | Method for drying plant-derived biomass and method for producing biomass fuel | Takuo Shigehisa, Masaaki Tamura, Yutaka Mitou, Satoru Sugita | 2008-01-22 |
| 6626966 | Coal briquette and production thereof | Katsunori Shimasaki, Satoru Sugita, Eiichiro Makino | 2003-09-30 |
| 5556436 | Solid fuel made from porous coal and production process and production apparatus therefore | Kazuhito Yagaki, Osamu Okuma, Takuo Shigehisa | 1996-09-17 |
| 5554201 | Thermal treated coal, and process and apparatus for preparing the same | Kazuhito Yagaki, Osamu Okuma, Takuo Shigehisa | 1996-09-10 |
| 5378738 | Biodegradable plastic | Tomoaki Nishida, Yoshimasa Takahara | 1995-01-03 |