Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6094647 | Presearch type document search method and apparatus | Kanji Kato, Hiromichi Fujisawa, Mitsuo Ooyama, Hisamitsu Kawaguchi, Atsushi Hatakeyama +4 more | 2000-07-25 |
| 5757983 | Document retrieval method and system | Hisamitsu Kawaguchi, Kanji Kato, Atsushi Hatakeyama, Hiromichi Fujisawa | 1998-05-26 |
| 5603003 | High speed file access control method and computer system including a plurality of storage subsystems connected on a bus | Kanji Kato, Hiroyoshi Suzuki, Toshiyuki Maki, Hirofumi Yamashita, Akira Kito +1 more | 1997-02-11 |
| 5548724 | File server system and file access control method of the same | Hirofumi Yamashita, Hisamitsu Kawaguchi, Katsumi Tada, Kanji Kato, Akira Kito +1 more | 1996-08-20 |
| 5519857 | Hierarchical presearch type text search method and apparatus and magnetic disk unit used in the apparatus | Kanji Kato, Hiromichi Fujisawa, Mitsuo Ooyama, Hisamitsu Kawaguchi, Atsushi Hatakeyama +4 more | 1996-05-21 |
| 5497488 | System for parallel string search with a function-directed parallel collation of a first partition of each string followed by matching of second partitions | Kouki Noguchi, Takehisa Hayashi, Kanji Kato, Hitoshi Matsushima | 1996-03-05 |
| 5452451 | System for plural-string search with a parallel collation of a first partition of each string followed by finite automata matching of second partitions | Hisamitsu Kawaguchi, Kanji Kato, Atsushi Hatakeyama, Kouki Noguchi, Hiromichi Fujisawa | 1995-09-19 |
| 5398206 | Semiconductor memory device with data error compensation | Kazuhiko Iwasaki, Kouki Noguchi, Ryuuji Shibata, Noboru Yamaguchi | 1995-03-14 |
| 5168533 | Hierarchical presearch type text search method and apparatus and magnetic disk unit used in the apparatus | Kanji Kato, Hiromichi Fujisawa, Mitsuo Ooyama, Hisamitsu Kawaguchi, Atsushi Hatakeyama +4 more | 1992-12-01 |
| 5138669 | Range-conditional character string retrieving method and system | Takanori Shimura, Hisamitsu Kawaguchi, Kanji Kato, Atsushi Hatakeyama | 1992-08-11 |
| 5101376 | Integrated microprocessor with associative memory device | Kouki Noguchi, Kanji Kato | 1992-03-31 |
| 5036486 | Associative memory device | Kouki Noguchi, Kanji Kato | 1991-07-30 |