Issued Patents All Time
Showing 51–75 of 227 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7751293 | Test-write method, information recording method, and information recording apparatus | Junko Ushiyama, Toshimichi Shintani | 2010-07-06 |
| 7746757 | Optical disc medium and optical disc device | Toshimichi Shintani, Yumiko Anzai | 2010-06-29 |
| 7746734 | Optical disk apparatus and tracking method | Mariko Umeda, Motoyuki Suzuki | 2010-06-29 |
| 7738332 | Reproduction method, optical disk drive, and IC circuit | — | 2010-06-15 |
| 7738349 | Optical disc device with normal resolution signal selection filter | Toshimichi Shintani | 2010-06-15 |
| 7706244 | Information recording media and playback power determining method for signal playback | Soichiro Eto, Toshimichi Shintani | 2010-04-27 |
| 7697386 | Optical recording equipment | Koichi Watanabe | 2010-04-13 |
| 7675831 | Recording method and optical disk apparatus using the method | — | 2010-03-09 |
| 7616726 | Optical disk apparatus and PLL circuit | Atsushi Kikugawa | 2009-11-10 |
| 7609602 | Method of generating a recording pulse train in accordance with a NRZI signal for recording information to a recording medium | Hidehiko Kando | 2009-10-27 |
| 7599271 | Optical disk apparatus | — | 2009-10-06 |
| 7599267 | Writing method and optical disk device | Koichi Watanabe, Mitsunori Kobayashi, Kazuhiro Oda | 2009-10-06 |
| 7558178 | Information recording/reproducing method and information recording/reproducing apparatus | Takahiro Kurokawa, Mariko Umeda, Harukazu Miyamoto | 2009-07-07 |
| 7529165 | Test writing method and information recording device | Junko Ushiyama | 2009-05-05 |
| 7483478 | Information read device and read signal processing circuit | Atsushi Kikugawa | 2009-01-27 |
| 7440379 | PRML (partial response maximum likelihood) information reproducing method and information reproducing apparatus for implementing the same | Masaki Mukoh | 2008-10-21 |
| 7440522 | Method of evaluating a readout signal, and optical disc apparatus | — | 2008-10-21 |
| 7391699 | Information reproducing method and an information reproducing drive utilizing PRML to output binary values | — | 2008-06-24 |
| 7352675 | Information recording method, information recording medium and information recording apparatus | Takeshi Maeda, Hirofumi Sukeda, Hidehiko Kando, Makoto Miyamoto | 2008-04-01 |
| 7352673 | Recording method and recording apparatus | Mariko Umeda | 2008-04-01 |
| 7349321 | Information reproduction apparatus and information reproduction method | Hiromi Kudo, Akemi Hirotsune, Harukazu Miyamoto | 2008-03-25 |
| 7349319 | Information recording apparatus, recording media and recording method | Motoyasu Terao, Kyoko Kojima, Takeshi Maeda, Takeshi Shimano | 2008-03-25 |
| 7349318 | Information recording method, information recording medium and information recording apparatus | Takeshi Maeda, Hirofumi Sukeda, Hidehiko Kando, Makoto Miyamoto | 2008-03-25 |
| 7349317 | Information recording method, information recording medium and information recording apparatus | Takeshi Maeda, Hirofumi Sukeda, Hidehiko Kando, Makoto Miyamoto | 2008-03-25 |
| 7349314 | Recording method and optical disk device | Koichi Watanabe | 2008-03-25 |