Issued Patents All Time
Showing 26–38 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7515519 | Information recording medium, information recording device and method, and computer program | Masayoshi Yoshida, Toshiro Tanikawa, Kazuo Kuroda | 2009-04-07 |
| 7505381 | Information recording medium, recording apparatus and method for an information recording medium, reproducing apparatus and method for an information recording medium computer program for controlling record or reproduction, and data structure including control signal | Masayoshi Yoshida, Takeshi Koda | 2009-03-17 |
| 7502296 | Information recording medium, information recording and reproducing apparatus, information recording method and information recording program | Masayoshi Yoshida, Takeshi Koda | 2009-03-10 |
| 7492679 | Write once-type recording medium, and recording apparatus and recording method | Masayoshi Yoshida, Takeshi Koda | 2009-02-17 |
| 7460450 | Information recording medium, recording device and recording method for information recording medium, reproduction device and reproduction method for information recording medium, computer program for recording or reproduction, and data structure containing control signal | Masayoshi Yoshida, Takeshi Koda | 2008-12-02 |
| 7440375 | Information recording device and method | Takeshi Koda, Masayoshi Yoshida | 2008-10-21 |
| 7430156 | Information recording medium, recording apparatus and method for an information recording medium, reproducing apparatus and method for an information recording medium computer program for controlling record or reproduction, and data structure including control signal | Masayoshi Yoshida, Takeshi Koda | 2008-09-30 |
| 7414931 | Information recording medium, recording apparatus and method for an information recording medium, reproducing apparatus and method for an information recording medium computer program for controlling record or reproduction, and data structure including control signal | Masayoshi Yoshida, Takeshi Koda | 2008-08-19 |
| 7403455 | Information recording medium, recording apparatus and method for an information recording medium, reproducing apparatus and method for an information recording medium computer program for controlling record of reproduction, and data structure including control signal | Masayoshi Yoshida, Takeshi Koda | 2008-07-22 |
| 7272088 | Information recording apparatus and optimum recording laser power detecting method | Masayoshi Yoshida, Takeshi Koda | 2007-09-18 |
| 7266061 | Information recording medium, recording apparatus and method for an information recording medium, reproducing apparatus and method for an information recording medium computer program for controlling record or reproduction, and data structure including control sign | Masayoshi Yoshida, Takeshi Koda | 2007-09-04 |
| 7085474 | Watermark detecting apparatus | Kazumi Sugaya, Hiroshi Iwamura, Hidejiro Higashi | 2006-08-01 |
| 5805548 | Information reading apparatus | Kanji Ishihara, Shinichi Okada | 1998-09-08 |