Issued Patents All Time
Showing 1–25 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8388766 | Anisotropic rare earth sintered magnet and making method | — | 2013-03-05 |
| 8013701 | Magnetic circuit and method of applying magnetic field | — | 2011-09-06 |
| 7851076 | Method of fabricating silicon substrate for magnetic recording media, and magnetic recording medium | — | 2010-12-14 |
| 7821366 | Magnetic circuit and method of applying magnetic field | — | 2010-10-26 |
| 7713360 | Rare earth permanent magnet | — | 2010-05-11 |
| 6863742 | Bulk anisotropic rare earth permanent magnet and preparation method | — | 2005-03-08 |
| 6666957 | Magnetron sputtering system and photomask blank production method based on the same | Masataka Watanabe, Satoshi Okazaki, Hideo Kaneko, Hideki Kobayashi | 2003-12-23 |
| 6606019 | Rare earth-based sintered magnet and permanent magnet synchronous motor therewith | — | 2003-08-12 |
| 6589367 | Anisotropic rare earth-based permanent magnet material | Tadao Nomura | 2003-07-08 |
| 6319334 | Rare earth/iron/boron-based permanent magnet and method for the preparation thereof | Tadao Nomura | 2001-11-20 |
| 6261385 | Magnetically anisotropic rare earth-based nanocomposite permanent magnet | Tadao Nomura | 2001-07-17 |
| 6078237 | Rare earth-based permanent magnet material and method for the preparation thereof | Tadao Nomura, Takehisa Minowa, Yoshio Tawara, Masaru Ito | 2000-06-20 |
| 6057656 | Magnet block assembly for insertion device | Masayuki Kawai | 2000-05-02 |
| 5976271 | Method for the preparation of rare earth based anisotropic permanent magnet | Tadao Nomura, Masaru Ito | 1999-11-02 |
| 5963117 | Opposed magnet-type magnetic circuit assembly with permanent magnets | Yuhito Yoneda, Koji Miyata, Yuji Inoue | 1999-10-05 |
| 5930582 | Rare earth-iron-boron permanent magnet and method for the preparation thereof | Masaru Ito, Yoshio Tawara, Tadao Nomura, Takehisa Minowa | 1999-07-27 |
| 5864275 | Opposed magnet-type magnetic circuit assembly with permanent magnets | Yuhito Yoneda, Koji Miyata, Yuji Inoue | 1999-01-26 |
| 5825187 | Magnetic circuit system with opposite permanent magnets | Yuhito Yoneda, Koji Miyata, Dai Higuchi | 1998-10-20 |
| 5774034 | Magnet assembly in MRI instrument | Yuhito Yoneda, Koji Miyata, Dai Higuchi | 1998-06-30 |
| 5576679 | Cylindrical permanent magnet unit suitable for gyrotron | Takeo Takada, Toshiyuki Kikunaga | 1996-11-19 |
| 5512872 | Permanent magnet arrangement for use in magnetron plasma processing | — | 1996-04-30 |
| 5291171 | Magnet apparatus suitable for magnetic resonance imaging | Nobutaka Kobayashi, Koji Miyata | 1994-03-01 |
| 5082745 | Rare earth based permanent magnet having corrosion-resistant surface film and method for the preparation thereof | — | 1992-01-21 |
| 5057165 | Rare earth permanent magnet and a method for manufacture thereof | Hiroaki Nagata, Yoshio Tawara, Kenichi Uesaka | 1991-10-15 |
| 5034146 | Rare earth-based permanent magnet | Yoshio Tawara | 1991-07-23 |