NK

Nobuo Kawamura

HI Hitachi: 81 patents #64 of 28,497Top 1%
HC Hitachi Software Engineering Co.: 9 patents #10 of 502Top 2%
TT The University Of Tokyo: 8 patents #85 of 2,633Top 4%
KT Kabushiki Kaisha Toshiba: 3 patents #8,011 of 21,451Top 40%
Canon: 2 patents #12,681 of 19,416Top 70%
HT Hitachi Communication Technologies: 1 patents #83 of 214Top 40%
TC Toshiba Battery Co.: 1 patents #88 of 145Top 65%
YC Yamaichi Electronics Co.: 1 patents #86 of 159Top 55%
📍 Gyōda, JP: #4 of 565 inventorsTop 1%
Overall (All Time): #18,394 of 4,157,543Top 1%
89
Patents All Time

Issued Patents All Time

Showing 51–75 of 89 patents

Patent #TitleCo-InventorsDate
7313662 Computer system Norifumi Nishikawa, Kazuhiko Mogi, Takashi Oeda 2007-12-25
7302454 Method and system for data processing with data backup 2007-11-27
7293194 Method and device for switching database access part from for-standby to currently in use Yozo Ito, Makoto Takada 2007-11-06
7284022 Database management methods and equipment and database management program storage media 2007-10-16
7275072 Data processing system and method with data sharing for the same Yasuhiro Kamada, Junko Katsumata, Kota Yamaguchi, Keisuke Toda 2007-09-25
7263580 Cache flush based on checkpoint timer Hiroyasu Kiba 2007-08-28
7251716 Method and system for data processing with recovery capability Noriko Nagae, Takayoshi Shimokawa 2007-07-31
7194486 Method and system for data processing with data replication for the same Taichi Ishikawa 2007-03-20
7194575 Automatic disk mirroring according to workload Yoshifumi Nakanishi, Takashi Itaya 2007-03-20
7194675 Backup method, backup system, disk controller and backup program Yoshio Suzuki, Satoru Watanabe 2007-03-20
7139889 Computer system Norifumi Nishikawa, Kazuhiko Mogi, Takashi Oeda 2006-11-21
7124139 Method and apparatus for managing faults in storage system having job management function Naokazu Nemoto, Kazuhiko Mogi, Norifumi Nishikawa 2006-10-17
7107404 Method and system for data processing for controlling a cache memory Kouichi Ohtsubo 2006-09-12
7099903 Method and system for data processing with data backup 2006-08-29
7082442 Method and system for resolving disarrangement in database Yuki Sugimoto, Yukio Nakano 2006-07-25
7039660 Disaster recovery processing method and apparatus and storage unit for the same Masaru Kitsuregawa, Kazuo Masai 2006-05-02
7031984 Disaster recovery processing method and apparatus and storage unit for the same Masaru Kitsuregawa, Kazuo Masai 2006-04-18
7020744 Computer system Norifumi Nishikawa, Kazuhiko Mogi, Takashi Oeda 2006-03-28
6829623 Method and system for managing multiple database storage units Masashi Tsuchida, Nobuyuki Yamashita 2004-12-07
6801921 Method and system for managing multiple database storage units Masashi Tsuchida, Nobuyuki Yamashita 2004-10-05
6675160 Database processing method, apparatus for carrying out the same and medium storing processing program Norihiro Hara, Tomohiro Nakayama, Kiyomi Hirohata 2004-01-06
6578039 Database management methods and equipment, and database management program storage media 2003-06-10
6567806 System and method for implementing hash-based load-balancing query processing in a multiprocessor database system Masashi Tsuchida, Yukio Nakano, Kazuyoshi Negishi, Shunichi Torii 2003-05-20
6556986 Database management method of invoking a function retrieving index type definition, cataloging particular index which has not yet been supported by a database system Norihiro Hara, Shunichi Torii, Yoshito Kamegi 2003-04-29
6556988 Database management apparatus and query operation therefor, including processing plural database operation requests based on key range of hash code Masashi Tsuchida, Yukio Nakano, Kazuyoshi Negishi, Shunichi Torii 2003-04-29