Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9729828 | Data structure of multimedia file format, encrypting method and device thereof, and decrypting method and device thereof | Jun Sato | 2017-08-08 |
| 8897620 | Terminal device | Jun Sato | 2014-11-25 |
| 8516275 | Data structure of multimedia file format, encrypting method and device thereof, and decrypting method and device thereof | Jun Sato | 2013-08-20 |
| 8214655 | Data structure of multimedia file format, encrypting method and device thereof, and decrypting method and device thereof | Jun Sato | 2012-07-03 |
| 8189997 | Terminal device | Jun Sato | 2012-05-29 |
| 8064603 | Information terminal | Jun Sato, Keiko Watanabe | 2011-11-22 |
| 7685071 | Mobile communication terminal | Jun Sato, Keiko Watanabe | 2010-03-23 |
| 7630940 | Content sharing system and method | Keiko Watanabe, Jun Sato | 2009-12-08 |
| 7505955 | Information terminal and content storage/playback method | Keiko Watanabe, Jun Sato | 2009-03-17 |
| 7401065 | System for downloading contents, and client terminal for downloading contents from contents server | Keiko Watanabe, Jun Sato | 2008-07-15 |
| 7181628 | Information terminal device and content backup method | Jun Sato | 2007-02-20 |
| 6711379 | Digital broadcasting system and terminal therefor | Tsutomu Owa, Shigeru Tashiro, Satoshi Miyagawa, Koji Nakashima | 2004-03-23 |
| 6389391 | Voice coding and decoding in mobile communication equipment | — | 2002-05-14 |