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 |
