Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8506880 | Iron bath-type melting furnace | Korehito Kadoguchi, Kiminori Hajika, Hiroshi Sugitatsu | 2013-08-13 |
| 8475561 | Method for producing molten iron | Masataka Tateishi, Hiroshi Sugitatsu | 2013-07-02 |
| 8439987 | Method of producing carbonaceous material-containing briquettes using steel mill dust containing oil | Takao Harada, Hidetoshi Tanaka | 2013-05-14 |
| 8012237 | Process for producing molten iron | Tsuyoshi Mimura, Takao Harada, Masataka Tateishi, Kiminori Hajika, Hiroshi Sugitatsu | 2011-09-06 |
| 7993428 | Method for manufacturing molten iron | Tsuyoshi Mimura, Itsuo Miyahara, Takao Harada, Masataka Tateishi, Hiroshi Sugitatsu | 2011-08-09 |
| 6404847 | Continuously scanning X-ray analyzer having improved readiness and accuracy | Bunjiro Ueki, Toshiyuki Kato | 2002-06-11 |
| 4417723 | Tuyere for blowing gases into molten metal bath container | Minoru Kitamura, Shinji Koyama, Shuzo Ito, Masahiko Ohgami, Hideo Matsui +2 more | 1983-11-29 |
| 4398949 | Method for stably refining high carbon steel | Minoru Kitamura, Shinji Koyama, Shuzo Ito, Masahiko Ohgami | 1983-08-16 |
| 4241617 | Derailleur for a bicycle | Masashi Nagano | 1980-12-30 |
| 4229987 | Bicycle derailleur having positive speed position retention | — | 1980-10-28 |
| 4223562 | Front derailleur for a bicycle | Masashi Nagano, Toshio Mizuno, Tetufumi Egami | 1980-09-23 |
| 4198873 | Speed changing device for a bicycle and the like | Masashi Nagano, Mitsuhide Isobe | 1980-04-22 |