Issued Patents All Time
Showing 25 most recent of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7877513 | Intelligent information retrieval system using hierarchically classified preferences | Fumihiko Nishio | 2011-01-25 |
| 7765311 | Information processing apparatus, information processing method, and transmitting medium | Tatsuo Itabashi | 2010-07-27 |
| 7761582 | Information processing apparatus, information processing method, and transmitting medium | Tatsuo Itabashi | 2010-07-20 |
| 7516225 | Experience/preference information providing system | — | 2009-04-07 |
| 7412648 | Keyword creation method and its apparatus | Yasushi Takahashi, Yoshihito Fujiwara | 2008-08-12 |
| 7373589 | Keyword creation method and its apparatus | Yasushi Takahashi, Yoshihito Fujiwara | 2008-05-13 |
| 7343616 | Information retrieval method and apparatus | Yasushi Takahashi, Yoshihito Fujiwara | 2008-03-11 |
| 7284063 | Information processing apparatus, information processing method, and transmitting medium | Tatsuo Itabashi | 2007-10-16 |
| 7117518 | Information retrieval method and apparatus | Yasushi Takahashi, Yoshihito Fujiwara | 2006-10-03 |
| 6842752 | Information processing apparatus, information processing method, and transmitting medium | Tatsuo Itabashi | 2005-01-11 |
| 6782409 | Experience/sympathy information providing system | — | 2004-08-24 |
| 6651090 | Information processing apparatus, information processing method, and transmitting medium | Tatsuo Itabashi | 2003-11-18 |
| 6601092 | Information processing apparatus, information processing method, and transmitting medium | Tatsuo Itabashi | 2003-07-29 |
| 6430560 | Keyword creation method and its apparatus | Yasushi Takahashi, Yoshihito Fujiwara | 2002-08-06 |
| 6381651 | Information processing apparatus and method enabling users to easily acquire information that occurs on a network and suits their favorites | Fumihiko Nishio | 2002-04-30 |
| 6344880 | Information display method | Yasushi Takahashi, Yoshihito Fujiwara | 2002-02-05 |
| 6308203 | Information processing apparatus, information processing method, and transmitting medium | Tatsuo Itabashi | 2001-10-23 |
| 5970486 | Keyword creation method and its apparatus | Yasushi Takahashi, Yoshihito Fujiwara | 1999-10-19 |
| 5805725 | Handwriting input apparatus | Haruhiko Sakata | 1998-09-08 |
| 5526440 | Hand-written character recognition apparatus | Akio Sakano, Masayuki Chatani, Hirofumi Tamori | 1996-06-11 |
| 5414413 | Touch panel apparatus | Hideshi Tamaru, Kazuo Togawa, Akio Sakano | 1995-05-09 |
| 5150424 | On-line character recognition apparatus | Masayuki Aguro, Hidekazu Tanaka, Akio Sakano | 1992-09-22 |
| 5113452 | Hand-written character recognition apparatus and method | Masayuki Chatani, Akio Sakano, Hirofumi Tamori | 1992-05-12 |
| 5010579 | Hand-written, on-line character recognition apparatus and method | Akio Sakano, Hirofumi Tamori, Masayuki Chatani | 1991-04-23 |
| 4733023 | Coordinate position digitizing system for determining position of a pick-up element relative to a plate in horizontal and vertical directions employing sequential switching of vertical and horizontal conductors | Hideshi Tamaru, Akio Sakano, Nobuo Kitamura, Kunio Shikakura | 1988-03-22 |