Issued Patents All Time
Showing 1–25 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7938883 | Method and apparatus for making metallic iron | Takuya Negami, Kazuo Kunii, Shinichi Inaba, Masataka Shimizu, Isao Kobayashi +7 more | 2011-05-10 |
| 7780756 | Ore reduction process and titanium oxide and iron metallization product | John James Barnes, Stephen Erwin Lyke, Dat Nguyen, Isao Kobayashi, Mitsutaka Hino +2 more | 2010-08-24 |
| 6506231 | Method and apparatus for making metallic iron | Takuya Negami, Kazuo Kunii, Shinichi Inaba, Masataka Shimizu, Isao Kobayashi +7 more | 2003-01-14 |
| 6503289 | Process for manufacturing molten metal iron | Yasuhiro Tanigaki | 2003-01-07 |
| 6432533 | Metallic iron containing slag | Takuya Negami, Kazuo Kunii, Shinichi Inaba, Masataka Shimizu, Isao Kobayashi +7 more | 2002-08-13 |
| 6413295 | Iron production method of operation in a rotary hearth furnace and improved furnace apparatus | David C. Meissner, Glenn E. Hoffman, Kyle James Shoop, Takuya Negami, Yasuhiro Tanigaki +5 more | 2002-07-02 |
| 6284018 | Method of making iron and steel | Shuzo Ito, Koji Tokuda | 2001-09-04 |
| 6266200 | Magnetic disk storage apparatus | Kenichi Hase, Syoichi Miyazawa, Ryutaro Horita, Shinichi Kojima, Akihiko Hirano | 2001-07-24 |
| 6210462 | Method and apparatus for making metallic iron | Shoichi Kikuchi, Isao Kobayashi, Yasuhiro Tanigaki, Eiichi Ito, Koji Tokuda +2 more | 2001-04-03 |
| 6149709 | Method of making iron and steel | Shuzo Ito, Koji Tokuda | 2000-11-21 |
| 6063156 | Production method of metallic iron | Takuya Negami | 2000-05-16 |
| 6036744 | Method and apparatus for making metallic iron | Takuya Negami, Kazuo Kunii, Shinichi Inaba, Masataka Shimizu, Isao Kobayashi +7 more | 2000-03-14 |
| 5999353 | Magnetic disk storage apparatus with phase sync circuit having controllable response characteristic | Kenichi Hase, Syoichi Miyazawa, Ryutaro Horita, Shinichi Kojima, Akihiko Hirano | 1999-12-07 |
| 5745066 | AD converter and magnetic recording/regenerating apparatus using thereof | Tsuguyoshi Hirooka, Shoichi Miyazawa, Ryutaro Horita, Terumi Takashi | 1998-04-28 |
| 5673058 | One-chip semiconductor integrated circuit device capable of outputting analog color signal or digital color signal | Shinichi Kojima | 1997-09-30 |
| 5633766 | Magnetic disk storage apparatus with phase sync circuit having controllable response characteristics | Kenichi Hase, Syoichi Miyazawa, Ryutaro Horita, Shinichi Kojima, Akihiko Hirano | 1997-05-27 |
| 5557274 | Ad converter and magnetic recording/regenerating apparatus using the same | Tsuguyoshi Hirooka, Shoichi Miyazawa, Ryutaro Horita, Terumi Takashi | 1996-09-17 |
| 5515068 | One-chip semiconductor integrated circuit device capable of outputting analog color signal or digital color signal | Shinichi Kojima | 1996-05-07 |
| 5512847 | BiCMOS tri-state output driver | Yukio Suzuki, Ikuro Masuda, Masahiro Iwamura, Shinji Kadono, Masayoshi Yoshimura +1 more | 1996-04-30 |
| 5475715 | Sync data introduction method and system | Kenichi Hase, Syoichi Miyazawa, Ryutaro Horita, Akihiko Hirano, Hiroshi Kimura | 1995-12-12 |
| 5463504 | Magnetic disk system and waveform equalizer therefor | Hiroshi Kimura, Shoichi Miyazawa, Ryutaro Horita, Kenichi Hase, Akihiko Hirano | 1995-10-31 |
| 5404250 | Magnetic disk storage apparatus with phase sync circuit having controllable response characteristic | Kenichi Hase, Syoichi Miyazawa, Ryutaro Horita, Shinichi Kojima, Akihiko Hirano | 1995-04-04 |
| 5398047 | Semiconductor integrated circuit device including high-speed operating circuit and low-speed operating circuit, and system using the same | Takashi Nara, Yasuhiro Kanzawa, Masaou Takahashi | 1995-03-14 |
| 5377136 | Semiconductor integrated circuit device with built-in memory circuit group | Yoji Nishio, Fumio Murabayashi, Shoichi Kotoku, Manabu Shibata, Yoshitatsu Kojima +1 more | 1994-12-27 |
| 5265045 | Semiconductor integrated circuit device with built-in memory circuit group | Yoji Nishio, Fumio Murabayashi, Shoichi Kotoku, Manabu Shibata, Yoshitatsu Kojima +1 more | 1993-11-23 |