Issued Patents All Time
Showing 126–150 of 279 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6790522 | Magnetic recording medium | Nobuo Yamazaki, Hitoshi Noguchi | 2004-09-14 |
| 6791803 | Magnetic recording and reproducing method and magnetic recording medium employed for the same | Nobuo Yamazaki, Hitoshi Noguchi | 2004-09-14 |
| 6783707 | Lens, manufacturing method thereof, and optical pickup | Hiroyuki Ueda, Satoshi Kawakita, Hiroyuki Sakakibara | 2004-08-31 |
| 6780503 | Magnetic recording medium | Hitoshi Noguchi, Nobuo Yamazaki | 2004-08-24 |
| 6773783 | Magnetic recording medium in the form of a disc | Hitoshi Noguchi, Nobuo Yamazaki | 2004-08-10 |
| 6757349 | PLL frequency synthesizer with lock detection circuit | Satoshi Katayama, Takehito Doi | 2004-06-29 |
| 6713149 | Magnetic recording medium | Takeshi Harasawa, Hitoshi Noguchi | 2004-03-30 |
| 6703101 | Magnetic recording medium | Nobuo Yamazaki | 2004-03-09 |
| 6703106 | Magnetic recording and reproducing method and magnetic recording medium for use in the method | Hitoshi Noguchi, Takeshi Harasawa | 2004-03-09 |
| 6690236 | Gain variable amplifier | — | 2004-02-10 |
| 6690225 | DC offset cancel circuit | Fumitaka Kondo | 2004-02-10 |
| 6687113 | Electrostatic chuck | Toshihiko Hanamachi, Takashi Kayamoto | 2004-02-03 |
| 6677036 | Method for producing magnetic recording medium and magnetic recording medium | Hitoshi Noguchi, Nobuo Yamazaki | 2004-01-13 |
| 6673477 | Magnetic recording medium with a specific relative speed to a magnetic head | Nobuo Yamazaki | 2004-01-06 |
| 6668798 | Apparatus for controlling ignition timing of engine | Masaya Adachi, Norimasa Hattori | 2003-12-30 |
| 6661770 | Optical information recording medium | Takeshi Kakuta, Toshio Ishida | 2003-12-09 |
| 6632548 | Magnetic disk comprising a magnetic layer having specific projections distributions | Takeshi Kakuto | 2003-10-14 |
| 6576322 | Magnetic disk | Takeshi Kakuta | 2003-06-10 |
| 6541132 | Magnetic disk having specific track width and bit length | Hitoshi Noguchi, Takeshi Harasawa | 2003-04-01 |
| 6506470 | Magnetic recording medium | Takeshi Harasawa, Hiroshi Hashimoto, Hitoshi Noguchi | 2003-01-14 |
| 6469440 | Electromagnetic-wave shielding and light transmitting plate and panel laminated plate | Shingo Ono, Masato Sugimachi, Masato Yoshikawa | 2002-10-22 |
| 6458432 | Process for producing magnetic disk | Hitoshi Noguchi, Junichi Nakamikawa | 2002-10-01 |
| 6452449 | Gain variable amplifier | — | 2002-09-17 |
| 6432503 | Magnetic recording medium | Masahi Aonuma, Hitoshi Noguchi, Nobuo Yamazaki | 2002-08-13 |
| 6408160 | Rubber fixing roller | Kesaaki Kitazawa | 2002-06-18 |