Assignee
HIATCHI LTD
US15 patents
Top patents by PatentIndex Score
US6266117B1Jul 24, 2001
Active-matrix liquid crystal display
HIATCHI LTD120 citations99
US6275941B1Aug 14, 2001
Security management method for network system
HIATCHI LTD336 citations95
US7022183B2Apr 4, 2006
Semiconductor thin film and process for production thereof
HIATCHI LTD19 citations92
US6303478B1Oct 16, 2001
Semiconductor integrated circuit device and method for fabricating the same
HIATCHI LTD30 citations92
US6290402B1Sep 18, 2001
Optical transmission module for achieving an optimum optical connection and useful for high density mounting
HIATCHI LTD16 citations92
US6274998B1Aug 14, 2001
Controller for electric vehicles
HIATCHI LTD39 citations92
US6125818AOct 3, 2000
Fuel injector and internal combustion engine having the same
HIATCHI LTD21 citations92
US6336034B1Jan 1, 2002
Integrated control system for radio service areas of base stations in mobile communication system
HIATCHI LTD17 citations91
US6278582B1Aug 21, 2001
Magnetic head and magnetic head manufacturing method
HIATCHI LTD21 citations91
US6277749B1Aug 21, 2001
Method of manufacturing a semiconductor integrated circuit device
HIATCHI LTD22 citations91
US6270329B1Aug 7, 2001
Rotary compressor
HIATCHI LTD20 citations89
USD449307SOct 16, 2001
Combined touch pad and buttons for a portable computer
HIATCHI LTD30 citations88
US7105246B2Sep 12, 2006
Catalytic material, electrode, and fuel cell using the same
HIATCHI LTD5 citations73
US6281071B1Aug 28, 2001
Method of producing semiconductor integrated circuit device having switching MISFET and capacitor element including wiring therefor and method of producing such wiring
HIATCHI LTD4 citations73
US7181126B2Feb 20, 2007
Image retrieving method and apparatuses therefor
HIATCHI LTD0 citations52