Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12285526 | Nanoparticle composition with reduced contaminant and production method thereof | Hironori Tanaka, Yuya OCHII | 2025-04-29 |
| 12287126 | Heat utilization system and heat generating device | Yasuhiro Iwamura, Takehiko Ito, Jirota KASAGI, Hideki Yoshino, Shotaro Hirano +1 more | 2025-04-29 |
| 11499789 | Heat utilization system, and heat generating device | Yasuhiro Iwamura, Takehiko Ito, Jirota KASAGI, Hideki Yoshino, Shotaro Hirano +1 more | 2022-11-15 |
| 9034074 | Process for producing reduced iron pellets, and process for producing pig iron | Hiroshi Oda | 2015-05-19 |
| 8440016 | Sulfate resistant ground granulated blast furnace slag, sulfate resistant cement, and method of production of same | Yukihiko Nagao | 2013-05-14 |
| 8419851 | Sulfate resistant cement | Yukihiko Nagao | 2013-04-16 |
| 8308844 | Method of reduction treatment of metal oxides or steelmaking waste and method of concentrating and recovering zinc and/or lead | Hiroshi Ichikawa, Shoji Imura, Hiroshi Oda, Yoichi Abe, Shigeki Takahashi +2 more | 2012-11-13 |
| 8092574 | Method of producing reduced iron cast, and method of producing pig iron | — | 2012-01-10 |
| 7879132 | Method for reduction treatment of metal oxide or ironmaking waste and method for concentration and recovery zinc and/or lead | Hiroshi Ichikawa, Shoji Imura, Hiroshi Oda, Yoichi Abe, Shigeki Takahashi +2 more | 2011-02-01 |
| 7192552 | Facility for reducing metal oxide, method of operating the same, and shaped article of raw material for reducing furnace | Takashi Hiromatsu, Satoshi Kondo, Shoji Imura, Yoichi Abe | 2007-03-20 |
| 6993855 | Method for drying compact containing metal oxide, method for reducing metal oxide, and rotary-hearth-type metal reducing furnace | Takashi Yamamoto, Yoichi Abe, Shigeki Takahashi, Kazunori Nagai | 2006-02-07 |
| 6986801 | Method of producing reduced iron compacts in rotary hearth-type reducing furnace, reduced iron compacts, and method of producing molten iron using them | Shouji Imura, Hiroshi Oda, Masaharu Takahashi, Yoichi Abe, Shigeki Takahashi +1 more | 2006-01-17 |
| 6755888 | Facility for reducing metal oxide, method for operating the facilities and moldings as raw material to be charged to reduction furnace | Takashi Hiromatsu, Satoshi Kondo, Shoji Imura, Yoichi Abe | 2004-06-29 |
| 5135572 | Method for in-bath smelting reduction of metals | Michitaka Kanemoto, Masao Yamauchi, Chikara Saito, Hiromitsu Moridera | 1992-08-04 |
| 5078785 | Method of operating in-bath smelting reduction furnace | Michitaka Kanemoto, Masao Yamauchi, Yoshihiko Sakamoto | 1992-01-07 |