Issued Patents All Time
Showing 1–25 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7172344 | Optical filter module and manufacturing method thereof | Kazunari Nishihara, Kazuo Fujiwara, Mikio Degawa, Tetsuro Shimamura | 2007-02-06 |
| 6164357 | Apparatus for manufacturing adhesive layer, apparatus for manufacturing double-sided substrate, and apparatus for manufacturing multi-layered substrate | Akio Ochi, Toshio Tanizaki, Akira Wada, Hidenori Hayashi | 2000-12-26 |
| 6094647 | Presearch type document search method and apparatus | Hiromichi Fujisawa, Mitsuo Ooyama, Hisamitsu Kawaguchi, Atsushi Hatakeyama, Noriyuki Kaneoka +4 more | 2000-07-25 |
| 5851441 | System for controlling hydraulic drive for cooling fan in cooling tower | Hiroshi Watanabe | 1998-12-22 |
| 5832476 | Document searching method using forward and backward citation tables | Katsumi Tada, Satoshi Asakawa, Akio Azuma | 1998-11-03 |
| 5757983 | Document retrieval method and system | Hisamitsu Kawaguchi, Mitsuru Akizawa, Atsushi Hatakeyama, Hiromichi Fujisawa | 1998-05-26 |
| 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, Satoshi Asakawa | 1998-05-05 |
| 5745745 | Text search method and apparatus for structured documents | Katsumi Tada, Atsushi Hatakeyama, Hisamitsu Kawaguchi, Natsuko Mizutani, Satoshi Asakawa | 1998-04-28 |
| 5603003 | High speed file access control method and computer system including a plurality of storage subsystems connected on a bus | Mitsuru Akizawa, 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 | Mitsuru Akizawa, Hirofumi Yamashita, Hisamitsu Kawaguchi, Katsumi Tada, Akira Kito +1 more | 1996-08-20 |
| 5519857 | Hierarchical presearch type text search method and apparatus and magnetic disk unit used in the apparatus | Hiromichi Fujisawa, Mitsuo Ooyama, Hisamitsu Kawaguchi, Atsushi Hatakeyama, Noriyuki Kaneoka +4 more | 1996-05-21 |
| 5505883 | Process for cooling water and cooling tower | — | 1996-04-09 |
| 5505882 | Process for cooling water and cooling tower | — | 1996-04-09 |
| 5503493 | Joint structure for synthetic resin structural members | Kesaaki Mochizuki, Kozo Ando, Hiroshi Oya, Akira Hamamoto, Mitsuo Kobayashi +3 more | 1996-04-02 |
| 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 | Mitsuru Akizawa, Kouki Noguchi, Takehisa Hayashi, Hitoshi Matsushima | 1996-03-05 |
| 5471610 | Method for character string collation with filtering function and apparatus | Hisamitsu Kawaguchi, Katsumi Tada, Masatsugu Shinozaki | 1995-11-28 |
| 5469354 | Document data processing method and apparatus for document retrieval | Atsushi Hatakeyama, Hiromichi Fujisawa, Hisamitsu Kawaguchi, Naoki Minegishi, Katsumi Tada +1 more | 1995-11-21 |
| 5468426 | Process for cooling water and cooling tower | — | 1995-11-21 |
| 5454105 | Document information search method and system | Atsushi Hatakeyama, Satoshi Asakawa, Hisamitsu Kawaguchi | 1995-09-26 |
| 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 | Mitsuru Akizawa, Hisamitsu Kawaguchi, Atsushi Hatakeyama, Kouki Noguchi, Hiromichi Fujisawa | 1995-09-19 |
| 5321423 | Document information system and document data transfer and display method | Satoshi Yoshizawa, Seiji Kashioka, Atsushi Hatakeyama, Junichi Higashino | 1994-06-14 |
| 5317606 | Automation system for nuclear power plants | Mitsuo Kinoshita, Takaharu Fukuzaki, Akira Nishimura, Yuichi Higashikawa, Yoshiyuki Miyamoto +4 more | 1994-05-31 |
| 5306154 | Intelligent education and simulation system and method | Hiroshi Ujita, Takeshi Yokota, Toichi Shida, Nasho Tanikawa, Toshiya, Kurakake | 1994-04-26 |
| 5278981 | Character stream search apparatus using a finite state automation | Hisamitsu Kawaguchi, Hiromichi Fujisawa, Masaaki Fujinawa, Atsushi Hatakeyama | 1994-01-11 |
| 5220625 | Information search terminal and system | Atsushi Hatakeyama, Hiroe Ando, Satoshi Asakawa, Hisamitsu Kawaguchi | 1993-06-15 |