Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11015033 | Expandable styrene resin particles, pre-expanded particles of styrene resin, styrene resin foam molded body, and method for producing expandable resin particles | Ryuta Kutsumizu, Shotaro Maruhashi, Yoshihito Yano, Kirito Suzuki | 2021-05-25 |
| 10941265 | Polypropylene-type resin pre-expanded particles, and method for producing said pre-expanded particles | Ryuta Kutsumizu | 2021-03-09 |
| 9269481 | Iron powder coated with Mg-containing oxide film | Muneaki Watanabe, Gakuji Uozumi | 2016-02-23 |
| 8552116 | Polypropylene resin, polypropylene resin composition, and foam-injection-molded article | Tetsuo Okura, Terumasa Abe | 2013-10-08 |
| 8481179 | Rare earth magnet having high strength and high electrical resistance | Katsuhiko Mori, Muneaki Watanabe, Koichiro Morimoto, Tetsurou Tayu, Yoshio Kawashita +1 more | 2013-07-09 |
| 8481178 | Iron powder coated with Mg-containing oxide film | Muneaki Watanabe, Gakuji Uozumi | 2013-07-09 |
| 8409371 | Method for producing soft magnetic metal powder coated with Mg-containing oxide film | Muneaki Watanabe, Gakuji Uozumi | 2013-04-02 |
| 7919200 | Rare earth magnet having high strength and high electrical resistance | Katsuhiko Mori, Muneaki Watanabe, Koichiro Morimoto, Tetsurou Tayu, Yoshio Kawashita +1 more | 2011-04-05 |
| 7632360 | Rare earth magnet powder and method of producing the same | Katsuhiko Mori, Hideaki Ono, Tetsurou Tayu, Munekatsu Shimada, Makoto Kano +1 more | 2009-12-15 |
| 7622012 | Flat soft magnetic metal powder and composite magnetic material including the soft magnetic metal powder | Gakuji Uozumi, Yasushi Nayuki | 2009-11-24 |
| 7575645 | Fe-Ni-Mo soft magnetic flaky powder and magnetic composite material containing soft magnetic powder | Kazunori Igarashi, Gakuji Uozumi, Yasushi Nayuki | 2009-08-18 |
| 7423071 | Polypropylene based resin composition, expanded moldings comprising the same and method for production thereof | Kenji Mogami | 2008-09-09 |
| 7371271 | Composite soft magnetic sintered material having high density and high magnetic permeability and method for preparation thereof | Kazunori Igarashi, Koichiro Morimoto, Muneaki Watanabe | 2008-05-13 |
| 5993732 | Method for manufacturing a rare earth magnetic powder having high magnetic anisotropy | Yoshinari Ishii, Norihito Fukatsu, Koichiro Morimoto | 1999-11-30 |
| 5587024 | Solid resin-coated magnet powder and a method for producing an anisotropic bonded magnet therefrom | Takuo Takeshita, Muneaki Watanabe | 1996-12-24 |
| 5505794 | Method for heat treating metallic materials and apparatus therefor | Takuo Takeshita, Shouichi Kubo | 1996-04-09 |
| 5486239 | Method of manufacturing magnetically anisotropic R-T-B-M powder material and method of manufacturing anisotropic magnets using said powder material | Takuo Takeshita, Yoshinari Ishill | 1996-01-23 |
| 5417773 | Method for producing rare earth alloy magnet powder | Takuo Takeshita, Yoshinari Ishii, Tamotsu Ogawa | 1995-05-23 |
| 5395462 | Anisotropic rare earth-Fe-B system and rare earth-Fe-Co-B system magnet | Takuo Takeshita, Tamotsu Ogawa | 1995-03-07 |
| 5354040 | Apparatus for closed cycle hydrogenation recovery and rehydrogenation | Takuo Takeshita, Shouichi Kubo | 1994-10-11 |
| 5338371 | Rare earth permanent magnet powder, method for producing same and bonded magnet | Takuo Takeshita, Tamotsu Ogawa | 1994-08-16 |
| 5250206 | Rare earth element-Fe-B or rare earth element-Fe-Co-B permanent magnet powder excellent in magnetic anisotropy and corrosion resistivity and bonded magnet manufactured therefrom | Takuo Takeshita, Tamotsu Ogawa | 1993-10-05 |
| 5228930 | Rare earth permanent magnet power, method for producing same and bonded magnet | Takuo Takeshita, Tamotsu Ogawa | 1993-07-20 |
| 5110374 | Rare earth-iron-boron magnet powder and process of producing same | Takuo Takeshita, Tamotsu Ogawa | 1992-05-05 |
| 4981532 | Rare earth-iron-boron magnet powder and process of producing same | Takuo Takeshita, Tamotsu Ogawa | 1991-01-01 |