Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10078672 | Search device, search method, and computer program product | Wataru Nakano, Tomoharu Kokubu, Masumi Inaba | 2018-09-18 |
| 9507857 | Apparatus and method for classifying document, and computer program product | Masumi Inaba, Tomoharu Kokubu, Wataru Nakano | 2016-11-29 |
| 9003284 | Information search apparatus and system | Hidetaka Ohira, Yojiro Tonouchi, Ryuzo Okada, Mieko Asano, Tsukasa Ike | 2015-04-07 |
| 8812504 | Keyword presentation apparatus and method | Tomoharu Kokubu, Kosei Fume, Wataru Nakano, Hiromi Wakaki | 2014-08-19 |
| 8036261 | Feature-vector generation apparatus, search apparatus, feature-vector generation method, search method and program | Hideki Tsutsui, Masaru Suzuki | 2011-10-11 |
| 7818173 | Information retrieval system, method, and program | Hideki Tsutsui, Koji Urata, Mika Fukui, Hiroko Hayama | 2010-10-19 |
| 6339774 | Information sharing system and computer program product for causing computer to support the information sharing system | Yasuko Nakayama, Kouichi Sasaki, Yoichi Takebayashi, Mika Fukui, Yoshihisa Ohtake +3 more | 2002-01-15 |
| 5590326 | Shared data management scheme using shared data locks for multi-threading | — | 1996-12-31 |