Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6537485 | Metal melting apparatus | Junichi Tsubokura | 2003-03-25 |
| 5837055 | Levitation melting method and melting and casting method | Junji Yamada | 1998-11-17 |
| 5738163 | Levitation melting method and a levitation melting and casting device | Masayuki Yamamoto, Junji Yamada | 1998-04-14 |
| 5722481 | Method for casting metal and apparatus therefor | Junji Yamada, Masayuki Yamamoto | 1998-03-03 |
| 5636241 | Levitation melting crucibles | Junji Yamada | 1997-06-03 |
| 5193607 | Method for precision casting of titanium or titanium alloy | Shingo Hitotsuyanagi | 1993-03-16 |
| 4962291 | Apparatus for production metal powder having a shielded runner nozzle gate | Senji Fujita | 1990-10-09 |
| 4790516 | Reactor for iron making | Saburo Sugiura, Masanobu Ikeda | 1988-12-13 |
| 4706258 | Scrap melting method | Saburo Sugiura, Kenji Kanada, Tetsuo Okamoto | 1987-11-10 |
| 4691899 | Apparatus for reactor iron making | Kiyohide Hayashi, Saburo Sugiura | 1987-09-08 |
| 4614159 | Powdered coal burner | Saburo Sugiura, Kiyohide Hayashi, Kenji Kanada, Tetsuo Okamoto | 1986-09-30 |
| 4609538 | Scrap heating method | Sabro Sugiura, Kiyohide Hayashi, Kenji Kanada, Tetsuo Okamoto | 1986-09-02 |
| 4605437 | Reactor iron making | Saburo Sugiura, Masanobu Ikeda | 1986-08-12 |
| 4531971 | Method of and apparatus for melting scrap | Sabro Sugiura, Senji Fujita, Kenji Kanada, Tetuo Okamoto | 1985-07-30 |