AH

Akihisa Hirasawa

HI Hitachi: 9 patents #4,653 of 28,497Top 20%
Overall (All Time): #578,174 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
8429342 Drive apparatus and method for controlling the same Katsuyoshi Suzuki 2013-04-23
8200898 Storage apparatus and method for controlling the same Katsuyoshi Suzuki 2012-06-12
8151046 Disk array apparatus and method for controlling the same Katsuyoshi Suzuki 2012-04-03
7587548 Disk array apparatus and method for controlling the same Katsuyoshi Suzuki 2009-09-08
7523258 Disk array apparatus and method for controlling the same Katsuyoshi Suzuki 2009-04-21
7461203 Disk array apparatus and method for controlling the same Katsuyoshi Suzuki 2008-12-02
7080201 Disk array apparatus and method for controlling the same Katsuyoshi Suzuki 2006-07-18
6970974 Method for managing disk drives of different types in disk array device Daisuke Isobe, Azuma Kano, Shingo Itagaki, Kenichi Tateyama, Yoshinori Nagaiwa +1 more 2005-11-29
5235681 Image filing system for protecting partial regions of image data of a document Hidefumi Masuzaki, Satoshi Ito, Hiromichi Fujisawa, Masaaki Fujinawa, Nobuyuki Minowa 1993-08-10