Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
AD

Akira Deguchi

Hitachi: 90 patents #44 of 28,497Top 1%
HVHitachi Vantara: 10 patents #1 of 254Top 1%
Tokyo, CA: #74 of 583 inventorsTop 15%
Overall (All Time): #14,352 of 4,157,543Top 1%
100 Patents All Time

Issued Patents All Time

Showing 76–100 of 100 patents

Patent #TitleCo-InventorsDate
8719524 Storage system including flash drives for improving performance by controlling data caching Tomohiro Yoshihara, Hiroaki Akutsu 2014-05-06
8713577 Storage apparatus and storage apparatus management method performing data I/O processing using a plurality of microprocessors Shintaro Kudo, Norio Shimozono 2014-04-29
8650576 Storage apparatus and storage apparatus management method Shintaro Kudo 2014-02-11
8645658 Storage system comprising plurality of storage system modules Noboru Morishita, Ai Satoyama, Hisaharu Takeuchi 2014-02-04
8621119 Storage system Kazuyoshi Serizawa, Yasutomo Yamamoto, Norio Shimozono, Hisaharu Takeuchi, Takao Sato +1 more 2013-12-31
8612683 First storage control apparatus and first storage control apparatus control method Azusa Jin, Yoshiaki Eguchi, Hiroaki Akutsu 2013-12-17
8380893 Storage system Kazuyoshi Serizawa, Yasutomo Yamamoto, Norio Shimozono, Hisaharu Takeuchi, Takao Sato +1 more 2013-02-19
8380924 Storage system and processing efficiency improving method of storage system Norio Shimozono, Kazuyoshi Serizawa 2013-02-19
8347053 Storage system and remote copy control method for storage system Hiroshi Arakawa, Kenta Ninose, Katsuhiro Okumoto 2013-01-01
8327183 Storage system creating a recovery request enabling execution of a recovery and comprising a switch that detects recovery request point events Yoshiaki Eguchi, Kenta Ninose 2012-12-04
8307178 Storage system, remote copy and management method therefor Nobuhiro Maki, Yuri Hiraiwa, Yoshiyuki Nishi, Katsuhisa Miyata 2012-11-06
8275937 Storage system and processing efficiency improving method of storage system Kazuyoshi Serizawa, Norio Shimozono 2012-09-25
8200928 Storage system and remote copy control method for storage system Hiroshi Arakawa, Kenta Ninose, Katsuhiro Okumoto 2012-06-12
8151013 Storage system Kazuyoshi Serizawa, Yasutomo Yamamoto, Norio Shimozono, Hisaharu Takeuchi, Takao Sato +1 more 2012-04-03
8060468 Storage system and data recovery method Tomohiro Kawaguchi, Yoshiaki Eguchi 2011-11-15
8024537 Storage system, remote copy and management method therefor Nobuhiro Maki, Yuri Hiraiwa, Yoshiyuki Nishi, Katsuhisa Miyata 2011-09-20
7984260 Storage system provided with a plurality of controller modules Noboru Morishita, Ai Satoyama, Hisaharu Takeuchi 2011-07-19
7945750 Storage system and remote copy control method for storage system Hiroshi Arakawa, Kenta Ninose, Katsuhiro Okumoto 2011-05-17
7912996 Storage system Kazuyoshi Serizawa, Yasutomo Yamamoto, Norio Shimozono, Hisaharu Takeuchi, Takao Sato +1 more 2011-03-22
7689790 Storage system, remote copy and management method therefor Nobuhiro Maki, Yuri Hiraiwa, Yoshiyuki Nishi, Katsuhisa Miyata 2010-03-30
7650477 Method for changing a remote copy pair Takashige Iwamura, Kenta Ninose, Hiroshi Arakawa 2010-01-19
7594086 Storage system for copying data and storing in a plurality of storage devices Hiroshi Arakawa, Kenta Ninose, Hisao Homma, Katsuhiro Okumoto 2009-09-22
7571348 Storage system creating a recovery request point enabling execution of a recovery Yoshiaki Eguchi, Kenta Ninose 2009-08-04
7529950 Information processing system, control method for information processing system, and storage system Takashige Iwamura, Yasutomo Yamamoto, Tetsuya Maruyama 2009-05-05
7330948 Method for remote copy pair migration Takashige Iwamura, Kenta Ninose, Hiroshi Arakawa 2008-02-12