Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8660963 | Contents copying management system, copying management device, copying management method, contents copying apparatus and contents copying method | Jun Hirai | 2014-02-25 |
| 8370647 | Information processing apparatus, information processing method, and program | — | 2013-02-05 |
| 8332950 | Disc manufacturing method, data recording apparatus, information recording medium, information processing apparatus and method, and computer program | Seiji Kobayashi | 2012-12-11 |
| 8261096 | Information processing apparatus, information recording medium, information processing method, and computer program | Yoshikazu Takashima, Tomoyuki Asano, Katsumi Muramatsu, Jun Yonemitsu, Kenjiro Ueda | 2012-09-04 |
| 8010806 | Information processing apparatus and method, information recording medium, and computer program | Yoshikazu Takashima, Kenjiro Ueda, Tomoyuki Asano, Katsumi Muramatsu | 2011-08-30 |
| 7984499 | Processing device and associated methodology for authorized device certificate updating | — | 2011-07-19 |
| 7978567 | Optical disc recording and reproducing apparatus | Koji Ashizaki, Takahiro Toyoda | 2011-07-12 |
| 7969845 | Optical recording apparatus, recording method for optical recording medium and optical recording medium | Hideho Maeda, Takashi Sasaki | 2011-06-28 |
| 7694327 | Information processing apparatus, information recording medium, information processing method and computer program | Yoshikazu Takashima, Tomoyuki Asano, Katsumi Muramatsu | 2010-04-06 |
| 7685647 | Information processing apparatus | — | 2010-03-23 |
| 7565691 | Information processing apparatus, authentication processing method, and computer program | — | 2009-07-21 |
| 7500101 | Recording/reproduction device, data processing device, and recording/reproduction system | — | 2009-03-03 |
| 7492894 | Information-processing apparatus, control method, program and recording medium | Tomoyuki Asano | 2009-02-17 |
| 7486599 | Recording method, recording apparatus, reproducing method and reproducing apparatus | Munestoshi Moriichi | 2009-02-03 |
| 7433488 | Information recording medium drive device, information processing apparatus, data replay control system, data replay control method, and computer program | Jun Hirai | 2008-10-07 |
| 7421742 | Signal processing system, recording method, program, recording medium, reproduction device and information processing device | Katsumi Muramatsu | 2008-09-02 |
| 7395429 | Mutual authentication method, program, recording medium, signal processing system, reproduction device, and information processing device | Katsumi Muramatsu | 2008-07-01 |
| 7327934 | Data reproduction apparatus, data recording apparatus, circuit element, data reproduction method and data recording method | — | 2008-02-05 |
| 7173889 | Recording method, recording apparatus, reproducing method and reproducing apparatus | Munetoshi Moriichi | 2007-02-06 |
| 5625792 | Reproducing apparatus with transfer buffer and shared extended memory | — | 1997-04-29 |
| 5216647 | Target track position retrieval device | — | 1993-06-01 |
| 5054014 | Optical disk recording/reproducing apparatus and rotary drive therefor | Hiroyuki Ito, Hidekazu Hattori | 1991-10-01 |