Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9607741 | Ferrite particles for bonded magnet, resin composition for bonded magnet and molded products using the same | Yasuhiko Fujii, Minoru Ohsugi, Yasushi Nishio, Yosuke Koyama | 2017-03-28 |
| 9249033 | Ferrite particles for bonded magnets, resin composition for bonded magnets, and molded product comprising the same | Yasuhiko Fujii, Yasushi Nishio, Kazuhisa Kanefuji, Tatsuya Ishida | 2016-02-02 |
| 8741170 | Ferrite particles for bonded magnet, resin composition for bonded magnet and molded products using the same | Yasuhiko Fujii, Minoru Ohsugi, Yasushi Nishio, Yosuke Koyama | 2014-06-03 |
| 6787059 | Resin composition for bonded magnet and bonded magnet using the same | Minoru Ohsugi, Takahiro Araki, Takayoshi Ohara | 2004-09-07 |
| 6300401 | Material having a damping property and masterbatch pellets thereof | Yasuhiko Fujii, Tetsuro Toda, Tomohisa Moriya | 2001-10-09 |
| 6042757 | Injection-molding apparatus and method of injection-molding | Masaharu Abe, Hiroshi Yamamoto, Kyoichi Nakamura, Osamu Sasaki | 2000-03-28 |
| 5977235 | Material having a damping property and masterbatch pellets therefor | Yasuhiko Fujii, Tetsuro Toda, Tomohisa Moriya | 1999-11-02 |
| 5731085 | Spherical magnetic composite particles | Toshiyuki Hakata | 1998-03-24 |
| 5123989 | Resin-bonding method | Nanao Horiishi, Kotaro Hirayama, Masanori Terasaki, Tetsuro Toda | 1992-06-23 |
| 5118587 | Magnetic particles used for electrostatic latent image developer and process for producing the same | Toshiyuki Hakata, Kazuo Fujioka, Tetsuro Toda | 1992-06-02 |
| 5108862 | Composite carrier particles for electrophotography and process for producing the same | Souichiro Kishimoto, Tsutomu Sakaida, Yoshiaki Echigo, Keiichi Asami, Tetsuro Toda +3 more | 1992-04-28 |