Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10860960 | Project support system and method | Yuko Maie | 2020-12-08 |
| 10423613 | Data search method and data search system | Michio Iijima, Atsushi Hatakeyama | 2019-09-24 |
| 10394870 | Search method | Michio Iijima, Atsushi Hatakeyama | 2019-08-27 |
| 10368191 | Confined space estimation system and confined space estimation method | Yuuichi Ogawa, Akinori Asahara, Hideki Hayashi, Hitoshi Tomita | 2019-07-30 |
| 8645319 | Information processing system, data update method and data update program | Masashi Iwaki, Takeshi Anzai, Yuki Sugimoto, Katsushi Yako, Shinichi Kawamoto | 2014-02-04 |
| 8191066 | Continuously loading series of data whether data is requested or not, in response to end command unloading the data in descendent order of reference probability | Katsushi Yako, Akiyoshi Nakamizo | 2012-05-29 |
| 7440938 | Method and apparatus for calculating similarity among documents | Tadataka Matsubayashi, Michio Iijima, Yuichi Ogawa, Yuuki Watanabe, Shinya Yamamoto +1 more | 2008-10-21 |
| 7333983 | Method of and an apparatus for retrieving and delivering documents and a recording media on which a program for retrieving and delivering documents are stored | Yasuhiko Inaba, Tadataka Matsubayashi, Katsumi Tada, Takuya Okamoto, Yousuke Ushiroji | 2008-02-19 |
| 7054860 | Method and system for retrieving a document and computer readable storage medium | Yasuhiko Inaba, Katsumi Tada, Tadataka Matsubayashi, Akihiko Yamaguchi, Mikihiko Tokunaga | 2006-05-30 |
| 7039636 | Document retrieval method and document retrieval system | Katsumi Tada, Takuya Okamoto, Tadataka Matsubayashi, Yasuhiko Inaba, Yasushi Kawashimo | 2006-05-02 |
| 6865571 | Document retrieval method and system and computer readable storage medium | Yasuhiko Inaba, Katsumi Tada, Tadataka Matsubayashi, Akihiko Yamaguchi, Mikihiko Tokunaga | 2005-03-08 |
| 6826567 | Registration method and search method for structured documents | Katsumi Tada, Tadataka Matsubayashi, Takuya Okamoto, Yasushi Kawashimo | 2004-11-30 |
| 6757676 | Text mining method and apparatus allowing a user to analyze contents of a document set from plural analysis axes | Katsumi Tada, Tadataka Matsubayashi, Akihiko Yamaguchi, Yasuhiko Inaba, Mikihiko Tokunaga | 2004-06-29 |
| 6738786 | Data display method and apparatus for use in text mining | Katsumi Tada, Yoshifumi Sato, Tadataka Matsubayashi, Yasuhiko Inaba, Mikihiko Tokunaga | 2004-05-18 |
| 6665668 | Document retrieval method and system and computer readable storage medium | Katsumi Tada, Tadataka Matsubayashi, Akihiko Yamaguchi, Yasuhiko Inaba, Yousuke Ushiroji | 2003-12-16 |
| 6665667 | Method of and an apparatus for retrieving and delivering documents and a recording media on which a program for retrieving and delivering documents are stored | Yasuhiko Inaba, Tadataka Matsubayashi, Katsumi Tada, Takuya Okamoto, Yousuke Ushiroji | 2003-12-16 |
| 6549898 | Method of and an apparatus for retrieving and delivering documents and a recording media on which a program for retrieving and delivering documents are stored | Yasuhiko Inaba, Tadataka Matsubayashi, Katsumi Tada, Takuya Okamoto, Yousuke Ushiroji | 2003-04-15 |
| 6496820 | Method and search method for structured documents | Katsumi Tada, Tadataka Matsubayashi, Takuya Okamoto, Yasushi Kawashimo | 2002-12-17 |
| 6473754 | METHOD AND SYSTEM FOR EXTRACTING CHARACTERISTIC STRING, METHOD AND SYSTEM FOR SEARCHING FOR RELEVANT DOCUMENT USING THE SAME, STORAGE MEDIUM FOR STORING CHARACTERISTIC STRING EXTRACTION PROGRAM, AND STORAGE MEDIUM FOR STORING RELEVANT DOCUMENT SEARCHING PROGRAM | Tadataka Matsubayashi, Katsumi Tada, Takuya Okamoto, Yasushi Kawashimo | 2002-10-29 |
| 5970485 | News clipping method and system | Hisamitsu Kawaguchi, Noriyuki Yamasaki | 1999-10-19 |