Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10397203 | Reception device and reception method | — | 2019-08-27 |
| 10103884 | Information processing device and information processing method | — | 2018-10-16 |
| 9177117 | Secure module and information processing apparatus | Masakazu Takakusu, Tatsuro Kawakami, Toshiyuki Yoshitake | 2015-11-03 |
| 9152773 | Communication apparatus and secure module including function for disabling encrypted communication | — | 2015-10-06 |
| 8984272 | Information processing apparatus, secure module, information processing method, and computer product | Masakazu Takakusu, Kenichi Wakasugi | 2015-03-17 |
| 8879581 | Data transmitting device and data receiving device | Atsushi Ichiki, Akira Nakagawa, Shunsuke Kobayashi | 2014-11-04 |
| 8769562 | Digital broadcast method, data receiving device, and data transmitting device | Shunsuke Kobayashi, Atsushi Ichiki, Akira Nakagawa | 2014-07-01 |
| 8306230 | Information processing apparatus playing encrypted content distributed through network | Masakazu Takakusu, Tetsuya Sasao | 2012-11-06 |
| 8055909 | Method of and apparatus for reproducing information, and security module | Toshiyuki Yoshitake, Yasuhiro Watanabe, Kiyonori Morioka | 2011-11-08 |
| 8046591 | Method of and apparatus for reproducing information, and security module | Toshiyuki Yoshitake, Yasuhiro Watanabe, Kiyonori Morioka | 2011-10-25 |
| 7930562 | Method of and apparatus for reproducing information, and security module | Toshiyuki Yoshitake, Yasuhiro Watanabe, Kiyonori Morioka | 2011-04-19 |
| 7913094 | Information reproducing apparatus and secure module | Takayuki Hasebe | 2011-03-22 |
| 7873839 | Method of and apparatus for reproducing information, and security module | Toshiyuki Yoshitake, Yasuhiro Watanabe, Kiyonori Morioka | 2011-01-18 |
| 7471806 | Method, apparatus and computer program for inserting a watermarking program into an image processing program | Hiroshi Komazaki | 2008-12-30 |
| 6658154 | Method and device for decoding moving picture | Yukio Otobe, Hidenaga Takahashi, Koji Yoshitomi | 2003-12-02 |
| 6393542 | Electronic circuit system and interface circuit that compares read and write clock operations | — | 2002-05-21 |
| 6175385 | Digital PLL circuit for MPED stream and MPEG decoder having the digital PLL circuit | Hideaki Shirai, Takahiko Tahira | 2001-01-16 |
| 5867219 | Image processing device using high frequency component suppression | — | 1999-02-02 |
| 5787179 | Scrambling and descrambling of data with improved security | Kiyotaka Ogawa, Ryota Akiyama, Kiyokatsu Iijima | 1998-07-28 |
| 5621741 | Method and apparatus for testing terminal connections of semiconductor integrated circuits | — | 1997-04-15 |
| 5220529 | One-chip first-in first-out memory device having matched write and read operations | Hidenaga Takahashi, Yukio Otobe | 1993-06-15 |
| 5043799 | Color image display control apparatus with correction of phase difference in sampling clock | Shozo Kobatake, Hidenaga Takahashi | 1991-08-27 |
| 4982179 | Composite video signal generation method and device | Kiyotaka Ogawa, Shozo Kobatake, Yukio Otobe | 1991-01-01 |
| 4963817 | Method and apparatus for detecting a phase difference between two digital signals | Hidenaga Takahashi | 1990-10-16 |