Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8359535 | Order taking apparatus | Naoki Watanabe, Mika Hirama, Masaki Narahashi, Sou Miyazaki | 2013-01-22 |
| 7747871 | Information recording apparatus, information reproducing apparatus, and information distribution system | Toru Kambayashi, Koichiro Akiyama, Kazuo Sumita, Hideki Hirakawa, Toshihiro Sugaya | 2010-06-29 |
| 7343495 | Information recording apparatus, information reproducing apparatus, and information distribution system | Toru Kambayashi, Koichiro Akiyama, Kazuo Sumita, Hideki Hirakawa, Toshihiro Sugaya | 2008-03-11 |
| 7100158 | Program management apparatus, program management system, and program management method | Rintaro Nakane, Osamu Tachiyama, Kazuo Sumioka, Seiya Shimizu, Masanori Kawasumi +4 more | 2006-08-29 |
| 6807395 | Computer assisted learning system, storage server used for computer assisted learning system and computer readable media recording program used in storage server | Ryuji Iwazaki, Hiroshi Yamamoto, Masanori Kawasumi, Yuki Kamata, Tatsuya Haraguchi | 2004-10-19 |
| 6650752 | Broadcast reception device and contract management device using common master key in conditional access broadcast system | Koichiro Akiyama, Toru Kambayashi, Naoki Endoh | 2003-11-18 |
| 6650754 | Broadcast reception device and contract management device using common master key in conditional access broadcast system | Koichiro Akiyama, Toru Kambayashi, Naoki Endoh | 2003-11-18 |
| 6477649 | Information recording apparatus, information reproducing apparatus, and information distribution system | Toru Kambayashi, Koichiro Akiyama, Kazuo Sumita, Hideki Hirakawa, Toshihiro Sugaya | 2002-11-05 |
| 6463155 | Broadcast reception device and contract management device using common master key in conditional access broadcast system | Koichiro Akiyama, Toru Kambayashi, Naoki Endoh | 2002-10-08 |
| 6345245 | Method and system for managing a common dictionary and updating dictionary data selectively according to a type of local processing system | Hiroshi Sugiyama, Kazuhiro Kimura | 2002-02-05 |
| 6163799 | Communication navigation system which easily finds person who is interested in the same topic | Toru Kambayashi, Ichiro Tomoda, Yasuhiko Shimomura, Takashi Ida, Hirofumi Muratani +5 more | 2000-12-19 |
| 5664126 | Human interface system for communicating networked users | Hideki Hirakawa, Etsuo Ito, Toshio Okamoto, Kazuo Sumita | 1997-09-02 |
| 5185813 | Document image processing apparatus | — | 1993-02-09 |
| 4998285 | Character recognition apparatus | Kaoru Suzuki | 1991-03-05 |
| 4912559 | Image processing method | Shunji Ariyoshi | 1990-03-27 |
| 4893187 | Image processing apparatus | Haruo Asada | 1990-01-09 |
| 4878124 | Image inclination detecting method and apparatus | Haruo Asada | 1989-10-31 |