Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6659024 | Powdery fuel combustion apparatus | Tadashi Gengo, Kouichi Sakamoto, Masashi Hishida, Akiyasu Okamoto | 2003-12-09 |
| 6379611 | High strength, low alloy, heat resistant steel | Nobuyoshi Komai, Fujimitsu Masuyama, Hiroyuki Hirata, Kaori Kawano, Takao Kan | 2002-04-30 |
| 5945064 | Welding material for low chromium (Cr) ferritic steel having high toughness | Nobuyoshi Komai, Takayuki Kawano, Fujimitsu Masuyama, Iwami Ishihara | 1999-08-31 |
| 5814274 | Low-Cr ferritic steels and low-Cr ferritic cast steels having excellent high teperature strength and weldability | Nobuyoshi Komai, Fujimitsu Masuyama | 1998-09-29 |
| 5746843 | Low Mn-low Cr ferritic heat resistant steel excellent in strength at elevated temperatures | Kaori Miyata, Masaaki Igarashi, Fujimitsu Masuyama, Nobuyoshi Komai | 1998-05-05 |
| 5407635 | Low-chromium ferritic heat-resistant steel with improved toughness and creep strength | Atsuro Iseda, Yoshiatsu Sawaragi, Fujimitsu Masuyama | 1995-04-18 |
| 5240516 | High-chromium ferritic, heat-resistant steel having improved resistance to copper checking | Atsuro Iseda, Yoshiatsu Sawaragi, Fujimitsu Mausyama | 1993-08-31 |
| 5211909 | Low-alloy heat-resistant steel having improved creep strength and toughness | Atsuro Iseda, Yoshiatsu Sawaragi, Fujimitsu Masuyama | 1993-05-18 |
| 5143024 | Pressure fluidized bed firing boiler | Katsuji Hamasaki, Koichiro Otsubo | 1992-09-01 |