Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8406455 | Digital watermark embedding device and digital watermark detecting device | Koichi Magai, Hiroshi Ito, Ryousuke Fujii, Kohtaro Asai, Tokumichi Murakami | 2013-03-26 |
| 8326114 | Data playback apparatus and data playback method | Masayuki Baba, Hiroyuki Kurokawa, Takehiko Hanada | 2012-12-04 |
| 8218812 | Digital watermark embedding device and method, and digital watermark detection device and method | Kazuo Sugimoto, Ryousuke Fujii, Hiroshi Ito | 2012-07-10 |
| 8126194 | Digital watermark embedding apparatus, digital watermark detecting apparatus, and digital watermark system | Ryousuke Fujii, Tokumichi Murakami, Koutarou Asai, Hiroshi Itou, Koichi Magai | 2012-02-28 |
| 8000394 | Program, method, and apparatus for decoding coded data | Hiroshi Ito, Minoru Wada, Ryousuke Fujii, Koichi Magai, Tomohiro Kimura | 2011-08-16 |
| 8000494 | Digital watermark detecting device | Koichi Magai, Hiroshi Ito, Ryousuke Fujii, Kohtaro Asai, Tokumichi Murakami | 2011-08-16 |
| 7933326 | Encoded data modification device, modification method, and modification program | Hiroshi Ito, Koichi Magai, Shigenori Takai | 2011-04-26 |
| 7925042 | Information processing apparatus and information processing method | Tomohiro Kimura, Hiroshi Ito, Minoru Wada, Ryousuke Fujii, Koichi Magai | 2011-04-12 |
| 7769197 | Electronic watermark embedding method, electronic watermark detecting method, electronic watermark detecting apparatus and program | Ryousuke Fujii, Hiroshi Ito, Kouichi Magai, Minoru Wada, Go Ohtake +1 more | 2010-08-03 |
| 7479996 | Noise eliminating device and method therefor | Hiroshi Ito, Koichi Magai | 2009-01-20 |
| 6697567 | Dynamic image encoding apparatus | — | 2004-02-24 |
| 6356702 | Image display apparatus and special picture reproduction controller | — | 2002-03-12 |
| 6298086 | Motion vector detecting apparatus | — | 2001-10-02 |
| 6148135 | Video and audio reproducing device and video decoding device | — | 2000-11-14 |
| 6018606 | Fiber fixing device for linear lightguide | Kazuki Sogabe, Hideya Konda, Toshihiro Nakae | 2000-01-25 |
| 5845756 | Oil pressure circuit for clutch | Satoshi Dairokuno, Masao Shoji, Yasuhito Koike | 1998-12-08 |
| 5808722 | Apparatus for extending and reproducing video and audio data and a video and audio synchronization controller | — | 1998-09-15 |
| 5778099 | Picture block motion detecting apparatus | — | 1998-07-07 |
| 5724476 | Method and apparatus for extending and reproducing compressed moving pictures | — | 1998-03-03 |
| 5491515 | Image coding/decoding apparatus for efficient processing by sharing members in coding/local decoding and decoding processing | — | 1996-02-13 |
| 5400087 | Motion vector detecting device for compensating for movements in a motion picture | Shinichi Uramoto, Akihiko Takabatake | 1995-03-21 |
| 4837632 | Video encoding apparatus including movement compensation | Tsutomu Kubo, Kenichi Asano, Hiroaki Kikuchi | 1989-06-06 |
| 4769826 | Video encoding apparatus | Tsutomu Kubo, Kenichi Asano, Hiroaki Kikuchi | 1988-09-06 |