Hitachi patents granted on 12 November 2013

69 US patents granted on 12 November 2013 and assigned to Hitachi

1 8,584,244 Computer system and method for scanning computer virus
2 8,584,086 Software reuse support method and apparatus
3 8,583,884 Computing system and backup method
4 8,583,883 Storage system comprising function for reducing power consumption
5 8,583,882 Storage subsystem and its control method
6 8,583,877 Fiber channel connection storage controller
7 8,583,876 Logical unit security for clustered storage area networks
8 8,583,864 Virtual volume control method involving device stop
9 8,583,789 Computer system management method and management apparatus
10 8,583,757 Data processing method and computer system
11 8,583,713 Physical random number generation device
12 8,583,611 File server for migration of file and method for migrating file
13 8,583,581 Method and system for performing root cause analysis
14 8,583,578 Method and system for supporting design
15 8,583,393 Ultrasonic inspection equipment and ultrasonic inspection method
16 8,583,389 Battery control device
17 8,583,332 Prime mover revolution speed control system for hydraulic construction machine
18 8,583,298 Signal system on railway vehicle, railway transportation system and railway vehicle
19 8,583,153 Radio communication system, radio communication method and base station
20 8,582,864 Fault inspection method
21 8,582,845 Magnetic resonance imaging apparatus and method of compensation for readout gradient magnetic field error
22 8,582,844 Medical image processing device and method
23 8,582,842 Image display device, method and program
24 8,582,831 Personal identification device and method
25 8,582,770 Cryptographic communication system
26 8,582,599 Translator for IP networks, network system using the translator, and IP network coupling method therefor
27 8,582,587 VPN composing method, interwork router, packet communication method, data communication apparatus, and packet relaying apparatus
28 8,582,547 High frequency circuit, high frequency component and communication device
29 8,582,404 Recording medium, reproduction and recording method, reproduction and recording device
30 8,582,400 Data library apparatus
31 8,582,225 Microwave-assisted magnetic recording head and magnetic read/write apparatus using the same
32 8,582,066 Liquid crystal display device having a plurality of slip electrode portions with curved portions that are overlapped by a plurality of openings
33 8,582,056 Liquid crystal display device and lightguide having local-area and wide-area line-shaped protrusions on the lightguide emission face
34 8,582,041 Liquid crystal display device having a lens array being arranged the extending direction of the longitudinal axis of the lens
35 8,581,976 Method and apparatus for reviewing defects of semiconductor device
36 8,581,940 Display device
37 8,581,862 Liquid crystal display device
38 8,581,806 Display module
39 8,581,622 Semiconductor device
40 8,581,586 Method of calculating coil pattern, and gradient magnetic field coil
41 8,581,585 Magnetic resonance imaging apparatus, initial state creation method, optimum intensity determination method, and magnetic resonance imaging method
42 8,581,555 Secondary battery system including an arrangement to determine a temporary increase in direct current resistance of the secondary battery
43 8,581,531 Power converter device
44 8,581,527 Mechanism for converting rotary motion into linear motion and lifting device
45 8,581,484 Liquid metal ion gun
46 8,581,477 Piezoelectric film element using (Na,K,Li)NbO3
47 8,581,354 Semiconductor device carrying micro electro mechanical system
48 8,581,219 Composite charged-particle-beam apparatus
49 8,581,218 Treatment planning system, device for calculating a scanning path and particle therapy system
50 8,581,190 Charged particle beam apparatus and geometrical aberration measurement method therefor
51 8,581,187 Method for measuring sample and measurement device
52 8,581,186 Charged particle beam apparatus
53 8,580,689 Plasma processing method
54 8,580,671 Method of manufacturing semiconductor device and substrate processing apparatus
55 8,580,437 Graphite particles and lithium secondary battery using the same as negative electrode
56 8,580,357 Liquid crystal display device
57 8,580,196 Automatic analyzer
58 8,580,131 Plasma etching method
59 8,580,039 Surface treatment method of metal member and cleaning nozzle
60 8,579,823 Ultrasonic diagnostic apparatus and ultrasonic probe used in same
61 8,579,821 Methods and apparatus for ultrasound imaging
62 8,579,616 Gear pump
63 8,579,598 Variable capacity vane pump
64 8,579,072 Electric power steering system and controller of the electric power steering system
65 8,579,071 Power steering system and method for assembling the power steering system
66 8,579,042 Battery pack and cordless tool using the same
67 8,578,868 Oxyfuel combustion boiler plant
68 8,578,711 Master cylinder
69 8,578,529 Bed for medical image scanning apparatus