Issued Patents All Time
Showing 1–25 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5982176 | Geomagnetic direction sensor | Yoshihisa Kawamura, Kazuo Kurihara, Zenkichi Nakamura, Kietsu Iwabuchi, Toshio Aizawa | 1999-11-09 |
| 5903076 | Vibration actuator for pager | — | 1999-05-11 |
| 5875078 | Magnetoresistance thin film magnetic head having reduced terminal count; and bias characteristics measuring method | Takuji Shibata, Norio Saito, Mamoru Sasaki, Akio Takada, Jin Sato +1 more | 1999-02-23 |
| 5867350 | Magneto-resistance effect head with insulated bias conductor embedded in shield groove | Shuichi Haga, Mamoru Sasaki, Nobuhiro Sugawara, Akio Takada, Mikiya Kurosu +1 more | 1999-02-02 |
| 5734532 | Magneto-resistive effect type magnetic head device | Tomio Kobayashi | 1998-03-31 |
| 5671105 | Magneto-resistive effect thin-film magnetic head | Nobuhiro Sugawara, Akio Takada | 1997-09-23 |
| 5648886 | Magneto-resistance effect type magnetic head device | Tomio Kobayashi | 1997-07-15 |
| 5493466 | Composite thin film recording/reproducing head with MR reproducing head having greater track width than recording head | — | 1996-02-20 |
| 5436772 | Magnetic recording and reproducing apparatus having magneto-resistance effect element | Tetsuo Sekiya, Fumi Sugawara | 1995-07-25 |
| 5424890 | Magnetoresistance effect type thin film head | Tetsuo Sekiya, Munekatsu Fukuyama, Norio Saito, Takuji Shibata | 1995-06-13 |
| 5272582 | Magneto-resistance effect magnetic head with static electricity protection | Takuji Shibata, Kenichiro Tsunewaki, Mamoru Sasaki, Norio Saito | 1993-12-21 |
| 5270893 | Specific core structure in a magneto-resistance head | Mamoru Sasaki, Takuji Shibata, Kenichiro Tsunewaki | 1993-12-14 |
| 5247413 | Magnetoresistance effect type thin film magnetic head with noise reducing electrode | Takuji Shibata | 1993-09-21 |
| 4944296 | Electronic toothbrush | — | 1990-07-31 |
| 4896235 | Magnetic transducer head utilizing magnetoresistance effect | Hiroshi Takino, Shigeyoshi Imakoshi, Nobuhiro Terada, Norio Saito, Kenichiro Tsunewaki | 1990-01-23 |
| 4734644 | Flux cancelling yoke type magnetic transducer head | Shigeyoshi Imakoshi, Yutaka Soda, Munekatsu Fukuyama | 1988-03-29 |
| 4729048 | Magnetic transducer combination with formatting, data, and servo heads | Shigeyoshi Imakoshi, Hiroaki Yada, Toru Katakura, Tetsuo Sekiya, Masayuki Nakayama | 1988-03-01 |
| 4703378 | Magnetic transducer head utilizing magnetoresistance effect | Shigeyoshi Imakoshi, Yutaka Soda, Munekatsu Fukuyama, Yasuhiro Iida | 1987-10-27 |
| 4701815 | Tracking servo system for disc memory | Hiroaki Yada, Shigeyoshi Imakoshi, Tetsuo Sekiya, Masayuki Nakayama | 1987-10-20 |
| 4695908 | Thin film type magnetic transducer head | Shigeyoshi Imakoshi, Yutaka Soda | 1987-09-22 |
| 4691259 | Magnetic transducer head utilizing magnetoresistance effect | Shigeyoshi Imakoshi, Munekatsu Fukuyama, Yutaka Souda | 1987-09-01 |
| 4679107 | Magnetic transducer head utilizing magnetoresistance effect | Shigeyoshi Imakoshi, Yutaka Soda, Yasuhiro Iida | 1987-07-07 |
| 4673999 | Multi channel magnetic transducer head | Shigeyoshi Imakoshi, Yutaka Soda, Takeyuki Fuse, Iwao Abe, Noboru Wakabayashi | 1987-06-16 |
| 4673998 | Magnetic transducer head having series connected magnetroresistance effect sensing element with head output connected between the sensing elements | Yutaka Souda, Shigeyoshi Imakoshi, Hiroyuki Uchida, Yasuhiro Iida, Tetsuo Sekiya | 1987-06-16 |
| 4516179 | Magnetic transducer head utilizing magnetoresistance effect | Shigeyoshi Imakoshi, Yutaka Soda, Hiroyuki Uchida, Junkichi Sugita, Hiroshi Takino +1 more | 1985-05-07 |