Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10049697 | Write-once storage medium capable of recording data blocks on both land and groove of spiral track | Yoshihisa Takahashi, Akihito YOSHIMI, Yasumori Hino, Motoshi Ito | 2018-08-14 |
| 9966097 | Optical recording medium having condition management area for managing the recording condition of management information | Yoshihisa Takahashi, Akihito YOSHIMI, Yasumori Hino, Motoshi Ito | 2018-05-08 |
| 9377969 | Information processing device, information processing method, and information storage medium, including storage of information indicating which medium among plural media has a recording failure area and a position in the medium of the recording failure area | Yoshihisa Takahashi, Atsushi Kiyomura, Makoto Usui | 2016-06-28 |
| 7539109 | Optical disc drive and recording method for optical disc drive | Katsuo Hori, Toshiya Akagi, Yasushi Ouchi | 2009-05-26 |
| 7221630 | Information recording medium, information recording and reproduction method, and information recording and reproduction apparatus | Toshiyuki Fukushima, Hiroshi Ueda, Motoshi Ito | 2007-05-22 |
| 7072256 | Information recording medium, information recording method and information reproduction method | Hiroshi Ueda, Motoshi Ito, Yoshihisa Fukushima, Shinji Sasaki | 2006-07-04 |
| 7027373 | Information recording medium, information recording method and information reproduction method | Hiroshi Ueda, Motoshi Ito, Yoshihisa Fukushima, Shinji Sasaki | 2006-04-11 |
| 6999386 | Drive, method for reading data, information recording medium reproduction apparatus, and method for reproducing data having reading errors | Hiroshi Sugimoto, Hirofumi Ide, Hiroshi Ueda | 2006-02-14 |
| 6978404 | Information recording device, information recording method, and program | Hiroshi Ueda, Yoshitaka Mitsui, Motoshi Ito | 2005-12-20 |
| 6973016 | Information recording/reproduction method and apparatus incorporating temperature based recording/reproduction conditions | Toshiyuki Fukushima, Hiroshi Ueda, Motoshi Ito | 2005-12-06 |
| 6622223 | Information recording and reproduction apparatus, information recording and reproduction method and information signal source | Eiichi Igami, Hiroshi Ueda | 2003-09-16 |
| 6532513 | Information recording and reproduction apparatus | Yoshikazu Yamamoto, Hiroyuki Yabuno | 2003-03-11 |
| 6369973 | Disk device with temperature calculation section for calculating temperature change and difference | Yoshihiro Mushika, Yasuo Nishihara | 2002-04-09 |