Issued Patents All Time
Showing 26–50 of 132 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8077746 | Method and apparatus for generating information signal to be recorded | — | 2011-12-13 |
| 8073308 | Method and apparatus for transmitting information, and reproducing apparatus, receiving apparatus and recording medium for the information, and transmission data thereof | Kazuo Koda, Seiji Higurashi | 2011-12-06 |
| 8073307 | Method and apparatus for transmitting information, and reproducing apparatus, receiving apparatus and recording medium for the information, and transmission data thereof | Kazuo Koda, Seiji Higurashi | 2011-12-06 |
| 8073309 | Method and apparatus for transmitting information, and reproducing apparatus, receiving apparatus and recording medium for the information, and transmission data thereof | Kazuo Koda, Seiji Higurashi | 2011-12-06 |
| 8073310 | Method and apparatus for transmitting information, and reproducing apparatus, receiving apparatus and recording medium for the information, and transmission data thereof | Kazuo Koda, Seiji Higurashi | 2011-12-06 |
| 8064749 | Method and apparatus for transmitting information, and reproducing apparatus, receiving apparatus and recording medium for the information, and transmission data thereof | Kazuo Koda, Seiji Higurashi | 2011-11-22 |
| 8045840 | Video-audio recording apparatus and method, and video-audio reproducing apparatus and method | Hisako Murata, Takuma Suzuki, Sadahiro Yasura, Miki Haneishi, Katsumi Hasegawa +3 more | 2011-10-25 |
| 8009188 | Video data processing apparatus utilizing viewer influence, picture reproducing apparatus, and computer programs related thereto | Koya Suehiro | 2011-08-30 |
| RE42549 | Method for protecting of data, reproduction according to both transmitted protection data and apparatus protection data | — | 2011-07-12 |
| 7961904 | Apparatus for embedding and reproducing watermark into and from contents data | Masayoshi Nishitani | 2011-06-14 |
| 7650062 | Information recording apparatus, information reproducing apparatus, and related computer programs | Seiji Higurashi, Takashi Kuriyama, Terumi Ohara, Namio Yamaguchi | 2010-01-19 |
| 7650061 | Information recording apparatus, information reproducing apparatus, and related computer programs | Seiji Higurashi | 2010-01-19 |
| 7573917 | Method and apparatus for generating information signal to be recorded | — | 2009-08-11 |
| 7570674 | Method and apparatus for generating information signal to be recorded | — | 2009-08-04 |
| 7567591 | Method and apparatus for generating information signal to be recorded | — | 2009-07-28 |
| 7545835 | Method and apparatus for generating information signal to be recorded | — | 2009-06-09 |
| 7447419 | Writable storage medium, apparatus and method of recording to a storage medium | Toshio Kuroiwa, Junzo Suzuki | 2008-11-04 |
| 7356159 | Recording and reproduction apparatus, recording and reproduction method, recording and reproduction program for imperceptible information to be embedded in digital image data | Masayoshi Nishitani, Kenjiro Ueda | 2008-04-08 |
| 7317864 | Method and apparatus for transmitting information, and reproducing apparatus, receiving apparatus and recording medium for the information, and transmission data thereof | Kazuo Koda, Seiji Higurashi | 2008-01-08 |
| 7292782 | MPEG picture data recording apparatus, MPEG picture data recording method, MPEG picture data recording medium, MPEG picture data generating apparatus, MPEG picture data reproducing apparatus, and MPEG picture data reproducing method | Seiji Higurashi, Toshio Kuroiwa, Wataru Inoha, Kenjiro Ueda | 2007-11-06 |
| 7293180 | Apparatus, method and program for data processing, and apparatus, method and program for tamper detection | Kenjiro Ueda, Masayoshi Nishitani | 2007-11-06 |
| 7289718 | After-recording apparatus | Norihiko Fuchigami, Harukuni Kobari, Toshio Kuroiwa | 2007-10-30 |
| 7257135 | Method and apparatus for generating information signal to be recorded | — | 2007-08-14 |
| 7254234 | Method and apparatus for encrypting and decrypting information | Wataru Inoha, Seiji Higurashi, Toshio Kuroiwa, Kenjiro Ueda | 2007-08-07 |
| 7239794 | Method and apparatus for transmitting information, and reproducing apparatus, receiving apparatus and recording medium for the information, and transmission data thereof | Kazuo Koda, Seiji Higurashi | 2007-07-03 |