Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11543621 | AF module, camera module, and electronic apparatus | Hiroyasu Matsugai, Hiroyuki Itou, Suguru SAITO, Keiji Ohshima, Masanori Iwasaki +7 more | 2023-01-03 |
| 10669150 | Electrostatic device | Akira Akiba, Mitsuo Hashimoto, Shinya Morita | 2020-06-02 |
| 10287160 | Electrostatic device | Akira Akiba, Mitsuo Hashimoto, Shinya Morita | 2019-05-14 |
| 9953128 | Identification apparatus, control apparatus, identification method, program, and identification system | Takao Maruyama, Masakazu Yajima, Yohei Fukuma | 2018-04-24 |
| 9446937 | Functional device, acceleration sensor, and switch | Akira Akiba, Mitsuo Hashimoto | 2016-09-20 |
| 6859789 | Information recording medium and information processing device | Nobuhiro Hayashi | 2005-02-22 |
| 6754155 | Information recording medium and information processing device | Nobuhiro Hayashi, Hiroaki Yada | 2004-06-22 |
| 5959798 | Reproducing circuit for a magnetic head having a variable gain amplifier with selective adjustment of the gain during recording and reproduction | Yasuo Sasaki, Kazuo Kurihara | 1999-09-28 |
| 5940235 | Reproducing circuit for a magnetic head incorporating the voltage-to-current and an exponent current amplifier | Yasuo Sasaki, Kazuo Kurihara | 1999-08-17 |
| 5872691 | Thin film magnetic head, magnetoresistance effect magnetic head and composite magnetic head | Yasuo Sasaki, Yutaka Soda, Koji Fukumoto, Tetsuo Sekiya | 1999-02-16 |
| 5828510 | Magnetic disk recording and playback apparatus using independently formed recorded pattern sets for clock generation | Hiroaki Yada, Nobuhiro Hayashi, Takamichi Yamakoshi | 1998-10-27 |
| 5828509 | Magnetic disk recording and playback apparatus using independently formed recorded pattern sets for clock generation | Hiroaki Yada, Nobuhiro Hayashi, Takamichi Yamakoshi | 1998-10-27 |
| 5822159 | Thin-film magnetic head, magnetoresistance effect magnetic head and composite magnetic head | Yasuo Sasaki, Yutaka Soda, Koji Fukumoto, Tetsuo Sekiya | 1998-10-13 |
| 5786954 | Magnetic disk recording and playback apparatus using independently positioned recorded pattern sets for clock generation | Hiroaki Yada, Nobuhiro Hayashi, Takamichi Yamakoshi | 1998-07-28 |
| 5689225 | Method for driving magneto-resistive element | Yutaka Soda, Jin Sato, Kiyoshi Ota | 1997-11-18 |
| 5548453 | Reproducing circuit for magneto-resistive head having an initial amplifying stage, a differential amplifying stage, and means for controlling the time of operation thereof | Yasuo Sasaki, Kazuo Kurihara | 1996-08-20 |
| 5424890 | Magnetoresistance effect type thin film head | Hideo Suyama, Tetsuo Sekiya, Norio Saito, Takuji Shibata | 1995-06-13 |
| 5416645 | Reproducing circuit having common base amplifier, low-pass filter and peak detector for use with magnetoresistive head | — | 1995-05-16 |
| 5313342 | Analog/digital compatible reproducing system | Yutaka Soda, Keisuke Fujiwara, Hiroaki Yada, Satoru Seko, Tetsuo Sekiya | 1994-05-17 |
| 5260836 | Apparatus for reproducing digital and analog audio signals | Horoaki Yada, Yutaka Soda, Keisuke Fujiwara, Satoru Seko, Tetsuo Sekiya | 1993-11-09 |
| 4734644 | Flux cancelling yoke type magnetic transducer head | Shigeyoshi Imakoshi, Hideo Suyama, Yutaka Soda | 1988-03-29 |
| 4703378 | Magnetic transducer head utilizing magnetoresistance effect | Shigeyoshi Imakoshi, Hideo Suyama, Yutaka Soda, Yasuhiro Iida | 1987-10-27 |
| 4691259 | Magnetic transducer head utilizing magnetoresistance effect | Shigeyoshi Imakoshi, Hideo Suyama, Yutaka Souda | 1987-09-01 |