Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9946761 | Recommendation for diverse content | Katsu Saito, Wataru Onogi, Kazuo Ishii, Nozomu Ikeda, Yoshikazu Takahashi | 2018-04-17 |
| 9400877 | Server device and service provision method | Masaaki Koyanagi | 2016-07-26 |
| 9201894 | Data distribution system | Masaaki Fukuda | 2015-12-01 |
| 8838641 | Content recommendation system, content recommendation method, content recommendation device, and information storage medium | Katsu Saito, Wataru Onogi, Kazuo Ishii, Nozomu Ikeda, Yoshikazu Takahashi | 2014-09-16 |
| 8520478 | Readout device, readout method, program, and program recording medium | Ryuji Takatsuka, Masaaki Fukuda, Kazuyuki Saito | 2013-08-27 |
| 8495132 | Information processing system | Kazuyuki Saito, Yasuyuki Kinoshita | 2013-07-23 |
| 8446801 | Reading apparatus, reading method, program, and program recording medium | Koichi Kasai, Satoshi Ikeda | 2013-05-21 |
| 7885509 | Information processing system, information processing method, and computer program | Yuichi Araki | 2011-02-08 |
| 7486254 | Information creating method information creating apparatus and network information processing system | Hiroyuki Suzuki, Satoshi Tabuchi, Atsuhiko Fujimoto, Hideharu Fujiyama, Shuji Kurashige +1 more | 2009-02-03 |
| 7398007 | Data recording and reproducing method and apparatus for adding synchronization data during recording and detecting synchronization data during reproduction | — | 2008-07-08 |
| 6950603 | Digital signal, processing apparatus, digital signal processing method, digital signal recording apparatus, digital signal reproducing apparatus, and digital video-audio signal recording and reproducing apparatus | Kenji Yamasaki | 2005-09-27 |
| 6643729 | Data processing apparatus and data recording apparatus | Masao Sasaki, Satoshi Miyazawa, Satoshi Takagi | 2003-11-04 |
| 6470142 | DATA RECORDING APPARATUS, DATA RECORDING METHOD, DATA RECORDING AND REPRODUCING APPARATUS, DATA RECORDING AND REPRODUCING METHOD, DATA REPRODUCING APPARATUS, DATA REPRODUCING METHOD, DATA RECORD MEDIUM, DIGITAL DATA REPRODUCING APPARATUS, DIGITAL DATA REPRODUCING METHOD, SYNCHRONIZATION DETECTING APPARATUS, AND SYNCHRONIZATION DETECTING METHOD | Yoshio Oyone | 2002-10-22 |
| 6356178 | Method and apparatus for encoding video material for recording | — | 2002-03-12 |
| 6301558 | Audio signal coding with hierarchical unequal error protection of subbands | — | 2001-10-09 |
| 6282242 | Data compression device that switches between intra-frame coding and inter-frame coding | Atsuo Yada, Takao Suzuki | 2001-08-28 |
| 6275528 | Picture encoding method and picture encoding apparatus | Atsuo Yada | 2001-08-14 |
| 6091555 | Digital audio signal processing method and apparatus with offset addition and extraction | Ryuzo Nagai | 2000-07-18 |
| 5999905 | Apparatus and method for processing data to maintain continuity when subsequent data is added and an apparatus and method for recording said data | — | 1999-12-07 |
| 5889917 | Method and apparatus for editing an audio-visual signal having audio data that is in the form of block units which are not synchronous with the fields/frames of video data | Ryuzo Nagai | 1999-03-30 |
| 5450451 | Apparatus for generating a synchronizing signal | — | 1995-09-12 |
| 5406569 | Error correcting apparatus for digital data and digital synchronizing detecting apparatus | — | 1995-04-11 |
| 5198813 | Digital recording system with (8,16,2,5) run length limited (RLL) code | — | 1993-03-30 |
| 5191489 | Method for transmitting record control signals and record control circuit | — | 1993-03-02 |
| 5157561 | Digital signal reproducing apparatus | Tetsuro Makise, Kazuhiro Takano | 1992-10-20 |