Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8051302 | Data distributing system and recording medium used for it | Masayuki Hatanaka, Jun Kamada, Takahisa Hatakeyama, Takayuki Hasebe, Seigou Kotani +5 more | 2011-11-01 |
| 7945517 | Data distribution system and recording device for use therein | Yoshihiro Hori, Miwa Kanamori, Masataka Takahashi, Takayuki Hasebe, Makoto Yoshioka +3 more | 2011-05-17 |
| 7747538 | Memory card | Masayuki Hatanaka, Jun Kamada, Takahisa Hatakeyama, Takayuki Hasebe, Seigou Kotani +5 more | 2010-06-29 |
| 7599890 | Content data storage | Yoshihiro Hori, Hiroshi Takemura, Takatoshi Yoshikawa, Takahisa Hatakeyama, Takayuki Hasebe +4 more | 2009-10-06 |
| 7489951 | Portable telephone set | Miwa Kanamori, Yuichi Kanai, Seiya Ota, Yoshihiro Hori, Megumi Makino +3 more | 2009-02-10 |
| 7383446 | Recording device | Masayuki Hatanaka, Jun Kamada, Takahisa Hatakeyama, Takayuki Hasebe, Seigou Kotani +4 more | 2008-06-03 |
| 7340055 | Memory card and data distribution system using it | Yoshihiro Hori, Miwa Kanamori, Takatoshi Yoshikawa, Hiroshi Takemura, Masataka Takahashi +5 more | 2008-03-04 |
| 7219227 | Data distribution system and recording device and data provision device used therefor | Yoshihiro Hori, Miwa Kanamori, Takatoshi Yoshikawa, Hiroshi Takemura, Masataka Takahashi +5 more | 2007-05-15 |
| 7203312 | Data reproduction apparatus and data reproduction module | Masayuki Hatanaka, Jun Kamada, Takahisa Hatakeyama, Takayuki Hasebe, Seigou Kotani +4 more | 2007-04-10 |
| 7181629 | Data distribution system as well as data supply device terminal device and recording device for the same | Masayuki Hatanaka, Jun Kamada, Takahisa Hatakeyama, Takayuki Hasebe, Seigou Kotani +5 more | 2007-02-20 |
| 7158641 | Recorder | Yoshihiro Hori, Miwa Kanamori, Seigou Kotani, Takayuki Hasebe, Takahisa Hatakeyama +2 more | 2007-01-02 |
| 7134026 | Data terminal device providing backup of uniquely existable content data | Keiji Horiuchi, Takatoshi Yoshikawa, Yoshihiro Hori | 2006-11-07 |
| 6999948 | Memory card | Masayuki Hatanaka, Jun Kamada, Takahisa Hatakeyama, Takayuki Hasebe, Seigou Kotani +5 more | 2006-02-14 |
| 6898708 | Device for reproducing data | Yoshihiro Hori, Miwa Kanamori, Takatoshi Yoshikawa, Hiroshi Takemura, Takayuki Hasebe +3 more | 2005-05-24 |
| 6792280 | Information delivery system and server | Yoshihiro Hori, Miwa Kanamori, Megumi Makino | 2004-09-14 |
| 6765860 | Optical disc and optical drive | Minoru Tobita, Shigemi Maeda, Michio Matsuura | 2004-07-20 |
| 6681015 | Digital recording/reproducing system | Hisashi Matsuyama | 2004-01-20 |
| 6662022 | Portable telephone set | Miwa Kanamori, Yuichi Kanai, Seiya Ota, Yoshihiro Hori, Megumi Makino +3 more | 2003-12-09 |
| 6621772 | Record medium and reproducing apparatus of the same for detecting an offset correction | Kenji Asano, Noboru Mamiya, Yoshiharu Uchihara, Satoshi Sumi, Kenji Nakao +8 more | 2003-09-16 |
| 6400653 | Information recording/reproducing apparatus to record/reproduce information on a recording medium recorded with an address mark | Kenji Torazawa, Kenji Asano, Satoshi Sumi, Yoshiharu Uchihara, Noboru Mamiya | 2002-06-04 |
| 6339571 | Storage medium recorded with recording/reproducing conditions depending upon recording densities and method of recording and reproducing therefor | Kenji Torazawa | 2002-01-15 |
| 6327240 | Optical disc and optical disc drive | Minoru Tobita, Shigemi Maeda, Michio Matsuura | 2001-12-04 |
| 6324138 | Digital disk recording and reproduction apparatus | Yoshihiro Hori, Hisashi Matsuyama, Akiomi Kunisa, Nobuo Itoh, Seiichiro Takahashi +6 more | 2001-11-27 |
| 6198710 | Digital recording method, digital disk, digital disk recording device, and digital disk reproducing device | Yoshihiro Hori, Hisashi Matsuyama, Akiomi Kunisa, Nobuo Itoh, Seiichiro Takahashi +6 more | 2001-03-06 |
| 5442455 | Two-sided video disc having high definition television video signals recorded thereon and a method of manufacturing the same | Yoshihiko Morita, Shigekazu Minechika, Hiroshi Watanabe | 1995-08-15 |