Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8109808 | Method of surface-finishing glass substrate for magnetic disks and glass substrate for magnetic disks | Hiroshi Doi, Gen Ishida | 2012-02-07 |
| 6506353 | Process and apparatus for producing iron carbide | Junya Nakatani, Eiji Inoue, Torakatsu Miyashita | 2003-01-14 |
| 6416728 | Method for producing iron carbide | Eiji Inoue, Torakatsu Miyashita, Junya Nakatani, Teruyuki Nakazawa, Akio Nio | 2002-07-09 |
| 6270741 | Operation management method of iron carbide production process | Eiji Inoue, Torakatsu Miyashita, Junya Nakatani, Teruyuki Nakazawa, Akio Nio | 2001-08-07 |
| 6264911 | Production method of iron carbide | Eiji Inoue, Torakatsu Miyashita, Junya Nakatani, Teruyuki Nakazawa, Akio Nio | 2001-07-24 |
| 6261531 | Production method of iron carbide | Eiji Inoue, Torakatsu Miyashita, Junya Nakatani, Teruyuki Nakazawa, Akio Nio | 2001-07-17 |
| 6071468 | Apparatus for producing iron carbide | Torakatsu Miyashita, Eiji Inoue, Junya Nakatani, Teruyuki Nakazawa, Satoru Iijima | 2000-06-06 |
| 5945083 | Process for producing iron carbide and equipment therefor | Eiji Inoue, Junya Nakatani | 1999-08-31 |
| 5837031 | Method for producing iron carbide | Torakatsu Miyashita, Eiji Inoue, Junya Nakatani, Teruyuki Nakazawa, Satoru Iijima | 1998-11-17 |
| 5246482 | Molten metal producing and refining method | Keikichi Murakami, Mitsuharu Kishimoto, Kenichi Yajima, Masaru Takiura, Satoshi Tatsuta +2 more | 1993-09-21 |