Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9817889 | Speech-based pronunciation symbol searching device, method and program using correction distance | Hitoshi Honda, Yoshinori Maeda | 2017-11-14 |
| 8566094 | Information processing apparatus, information processing method, and program | Katsuki Minamino, Atsuo Hiroe, Yoshinori Maeda | 2013-10-22 |
| 8520122 | Lens driving device, autofocus camera, and camera-equipped mobile terminal | Manabu Shiraki, Koji Toyama | 2013-08-27 |
| 7394603 | Lens driving apparatus | Manabu Shiraki, Naoki Sekiguchi, Morimasa Yoshie | 2008-07-01 |
| 5832476 | Document searching method using forward and backward citation tables | Katsumi Tada, Kanji Kato, Akio Azuma | 1998-11-03 |
| 5748953 | Document search method wherein stored documents and search queries comprise segmented text data of spaced, nonconsecutive text elements and words segmented by predetermined symbols | Natsuko Mizutani, Atsushi Hatakeyama, Hisamitsu Kawaguchi, Katsumi Tada, Kanji Kato | 1998-05-05 |
| 5745745 | Text search method and apparatus for structured documents | Katsumi Tada, Atsushi Hatakeyama, Hisamitsu Kawaguchi, Natsuko Mizutani, Kanji Kato | 1998-04-28 |
| 5469354 | Document data processing method and apparatus for document retrieval | Atsushi Hatakeyama, Hiromichi Fujisawa, Kanji Kato, Hisamitsu Kawaguchi, Naoki Minegishi +1 more | 1995-11-21 |
| 5454105 | Document information search method and system | Atsushi Hatakeyama, Kanji Kato, Hisamitsu Kawaguchi | 1995-09-26 |
| 5220625 | Information search terminal and system | Atsushi Hatakeyama, Hiroe Ando, Kanji Kato, Hisamitsu Kawaguchi | 1993-06-15 |
| 4994967 | Information retrieval system with means for analyzing undefined words in a natural language inquiry | — | 1991-02-19 |