Issued Patents All Time
Showing 26–36 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5698010 | Scrap melting method | Tatsuro Ariyama, Takanori Inoguchi, Hidetoshi Noda, Takashi Sumigama, Noboru Sakamoto | 1997-12-16 |
| 5634791 | Mouth washer | Yoji Kawamoto | 1997-06-03 |
| 5295738 | Anti-skid control system for motor vehicle | Shouichi Masaki, Masashi Kishimoto, Tatsuo Sugitani | 1994-03-22 |
| 5028360 | Method of manufacturing spherical silica particles | Yuziro Ito, Takashi Higashiogawa, Koichi Orii, Yasumasa Yamaguchi | 1991-07-02 |
| 4985075 | Method for manufacturing chromium-bearing pig iron | Yotaro Ohno, Kenkichi Sato, Hiroshi Fukuyo | 1991-01-15 |
| 4917727 | Method of operating a blast furnace | Hiroshi Saito, Yotaro Oono, Hirohisa Hotta | 1990-04-17 |
| 4887800 | Tuyere of blast furnace | Hirohisa Hotta, Yotaro Ono | 1989-12-19 |
| 4844737 | Method for operating a blast furnance by blowing pulverized coal | Yotaro Oono, Hiroshi Saito, Takehiko Miyamoto, Kazumasa Wakimoto, Hitoshi Kawada | 1989-07-04 |
| RE32587 | Exhaust valve having a constant bleed rate | Tsutomu Ichinomiya, Hideaki Abe | 1988-02-02 |
| 4576251 | Folding scaffold | Eiichi Aikawa | 1986-03-18 |
| 4497323 | Exhaust valve having a constant bleed rate | Tsutomu Ichinomiya, Hideaki Abe | 1985-02-05 |