Inventor
ISHIKAWA TAKAMASA
JP15 patents
⚠️ This page may combine multiple inventors who share the name “ISHIKAWA TAKAMASA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
9 patentsUS7558056B2Jul 7, 2009
Disk array device
HITACHI LTD15 citations92
US7352571B2Apr 1, 2008
Disk array device
HITACHI LTD16 citations91
US7046470B2May 16, 2006
Data storage system
HITACHI LTD32 citations91
US7120016B2Oct 10, 2006
Disk array device
HITACHI LTD7 citations73
US6950304B2Sep 27, 2005
Disk array device
HITACHI LTD10 citations73
USD440564SApr 17, 2001
Magnetic disc storage unit for electronic computer
HITACHI LTD13 citations73
US7876557B2Jan 25, 2011
Disk array device
HITACHI LTD3 citations62
USD575780SAug 26, 2008
Magnetic disc storage unit for electronic computer
HITACHI LTD5 citations60
USD575782SAug 26, 2008
Magnetic disc storage unit for electronic computer
HITACHI LTD0 citations51
FUJI ELECTRIC CO LTD
3 patentsUSD684527SJun 18, 2013
Solar cell
FUJI ELECTRIC CO LTD3 citations62
US11081576B2Aug 3, 2021
Insulated-gate semiconductor device and method of manufacturing the same
FUJI ELECTRIC CO LTD0 citations51
US11063143B2Jul 13, 2021
Insulated-gate semiconductor device and method of manufacturing the same
FUJI ELECTRIC CO LTD0 citations49