Issued Patents All Time
Showing 1–25 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7949265 | Toner supply device, developing device and image forming apparatus with residual quantity of toner based control | Hirofumi Sakita, Takeshi Murata, Masaaki Ohtsuki | 2011-05-24 |
| 7167341 | Thin film magnetic head having lower auxiliary magnetic pole on lower magnetic pole layer | Minoru Hasegawa | 2007-01-23 |
| 6828046 | Soft magnetic film of FeCoMO having a high saturation flux density, a moderate soft magnetism and a uniaxial magnetic anisotropy | Shoji Ikeda, Ikuya Tagawa, Yuji Uehara | 2004-12-07 |
| 6813824 | Method of producing thin film magnetic head | Minoru Hasegawa, Yuji Uehara, Takashi Sekikawa, Hiroshi Maeda, Masahiro Kakehi +3 more | 2004-11-09 |
| 6751052 | Thin film magnetic head with short lower magnetic pole piece | Ikuya Tagawa, Tomoko Kutsuzawa, Syuji Nishida, Teruo Kiyomiya, Hiroshi Maeda +4 more | 2004-06-15 |
| 6692977 | Method for manufacturing magnetic head | Minoru Hasegawa | 2004-02-17 |
| 6614620 | Thin film magnetic head | Ikuya Tagawa, Tomoko Kutsuzawa, Hideo Niwa, Yukinori Ikegawa, Hiroshi Maeda +2 more | 2003-09-02 |
| 6567239 | Thin film magnetic head including a coil insulating resin filler and an insulating metallic layer covering at least partly the insulating resin filler on a datum plane | Minoru Hasegawa, Yuji Uehara, Takashi Sekikawa, Hiroshi Maeda, Masahiro Kakehi +3 more | 2003-05-20 |
| 6324032 | Magnetic recording medium having linear or curved tracking servo patterns formed obliquely relative to direction of tracks, and magnetic recording apparatus using the same | Yoshifumi Mizoshita, Takao Koshikawa, Hiroshi Maeda | 2001-11-27 |
| 6199430 | Acceleration sensor with ring-shaped movable electrode | Kazuhiko Kano, Koji Hattori, Makiko Sugiura, Minekazu Sakai, Inao Toyoda +3 more | 2001-03-13 |
| 6180421 | Method and apparatus for manufacturing magnetic head | HIDEAKI FUTAI, Kazumasa Hosono, Mitsumasa Okada | 2001-01-30 |
| 6094550 | Developing apparatus | Eiichi Kido, Shigeyuki Wakada, Toshihide Ohgoshi, Hiroshige Araki, Yasuo Imai +2 more | 2000-07-25 |
| 6083410 | Thin film magnetic head and process for producing same | Yukinori Ikegawa, Takao Koshikawa | 2000-07-04 |
| 6055139 | Magnetic recording medium and method of forming the same and magnetic disk drive | Yoshifumi Mizoshita, Takao Koshikawa, Hiroshi Maeda | 2000-04-25 |
| 6028332 | Semiconductor type yaw rate sensor | Kazuhiko Kano, Makiko Fujita | 2000-02-22 |
| 5995339 | Magnetoresistive head with a front flux guide and an embedded MR element | Takao Koshikawa, Yuji Uehara, Junzo Toda, Yoshifumi Mizoshita | 1999-11-30 |
| 5968451 | Process and apparatus for sterilizing container holding fluid diet | Tsutomu Iwamoto, Nobuo Kiriu, Norihito Watanabe | 1999-10-19 |
| 5922212 | Semiconductor sensor having suspended thin-film structure and method for fabricating thin-film structure body | Kazuhiko Kano, Kenichi Nara, Toshimasa Yamamoto, Nobuyuki Kato, Yoshitaka Gotoh +1 more | 1999-07-13 |
| 5864064 | Acceleration sensor having coaxially-arranged fixed electrode and movable electrode | Kazuhiko Kano, Norio Kitao, Kenichi Ao, Yasutoshi Suzuki | 1999-01-26 |
| 5859753 | Spin valve magnetoresistive head with spun valves connected in series | Yoshifumi Mizoshita, Takao Koshikawa | 1999-01-12 |
| 5774308 | Thin film inductive head and magnetic writing/reading drive including the same | Junzo Toda | 1998-06-30 |
| 5771141 | Magnetoresistive head and magnetic recording/reproducing apparatus | Takao Koshikawa, Yoshifumi Mizoshita, Yuji Uehara, Eiichi Kanda, Ken-ichi AOSHIMA +2 more | 1998-06-23 |
| 5717630 | Magnetic memory device | Takao Koshikawa, Yukinori Ikegawa, Hiroshi Maeda, Takahiro Imamura, Yoshifumi Mizoshita | 1998-02-10 |
| 5686835 | Physical quantity detection device for converting a physical quantity into a corresponding time interval | Takamoto Watanabe, Tadashi Hattori, Kouichi Hoshino | 1997-11-11 |
| 5622633 | Semiconductor sensor with suspended microstructure and method for fabricating same | Yukihiro Takeuchi, Tadashi Hattori | 1997-04-22 |