53 US patents granted on 08 April 2008 and assigned to Hitachi
| 1 | D566,078 | Mobile telephone |
| 2 | D566,068 | Television receiver |
| 3 | 7,356,742 | Method and apparatus for testing a memory device in quasi-operating conditions |
| 4 | 7,356,739 | System and program for controlling a distributed processing system |
| 5 | 7,356,660 | Storage device |
| 6 | 7,356,658 | Snapshot system |
| 7 | 7,356,657 | System and method for controlling storage devices |
| 8 | 7,356,645 | Portable terminal with an IC card mounted thereon |
| 9 | 7,356,640 | Storage apparatus and storage system |
| 10 | 7,356,623 | Storage system processing read/write data requests with or without logical storage area information |
| 11 | 7,356,581 | Storage network switch |
| 12 | 7,356,514 | Reproduction apparatus and reproduction method of digital video signal or audio signal |
| 13 | 7,356,485 | Service providing system |
| 14 | 7,356,446 | Method and apparatus for analyzing multi-channel chromatogram |
| 15 | 7,356,257 | Optical switching apparatus and optical communication network system |
| 16 | 7,356,177 | Defect image classifying method and apparatus and a semiconductor device manufacturing process based on the method and apparatus |
| 17 | 7,356,168 | Biometric verification system and method utilizing a data classifier and fusion model |
| 18 | 7,356,004 | Data transmission method for a mobile communication system |
| 19 | 7,355,941 | Information recording method and optical disk apparatus for recording information on a recording-type optical disk |
| 20 | 7,355,829 | Overvoltage protection circuit, and power source, power supply system and electronic apparatus using the overvoltage protection circuit |
| 21 | 7,355,806 | Disk array unit |
| 22 | 7,355,693 | Pattern inspection apparatus |
| 23 | 7,355,667 | Liquid crystal display device and manufacturing method thereof |
| 24 | 7,355,659 | Liquid crystal display device comprising a peripheral area having six signal common lines each connected every six signal lines |
| 25 | 7,355,596 | Liquid crystal drive circuit and liquid crystal display device |
| 26 | 7,355,575 | Matrix panel display apparatus and driving method therefor wherein auxiliary signals are applied to non-selected picture elements |
| 27 | 7,355,547 | Vehicle-mounted millimeter wave radar device, millimeter wave radar module, and manufacturing method thereof |
| 28 | 7,355,528 | Traffic information providing system and car navigation system |
| 29 | 7,355,405 | Magnetic resonance imaging system and magnetic resonance imaging method |
| 30 | 7,355,393 | Magnetic head slider testing apparatus and magnetic head slider testing method |
| 31 | 7,355,390 | Rotation angle sensor |
| 32 | 7,355,336 | Image display device |
| 33 | 7,355,316 | Electrical tool |
| 34 | 7,355,296 | Wind turbine generator system |
| 35 | 7,355,278 | Mold die for a semiconductor device |
| 36 | 7,355,270 | Semiconductor chip with coil antenna and communication system |
| 37 | 7,355,211 | Light-emitting element and display thereof |
| 38 | 7,355,207 | Silicon carbide semiconductor device and method for manufacturing the same |
| 39 | 7,355,189 | Charged particle therapy system, range modulation wheel device, and method of installing range modulation wheel device |
| 40 | 7,355,181 | Radiological imaging apparatus and radiological imaging method and radiological imaging support method |
| 41 | 7,355,177 | Electron beam device |
| 42 | 7,355,174 | Charged particle beam emitting device and method for adjusting the optical axis |
| 43 | 7,355,143 | Circuit board production method and its apparatus |
| 44 | 7,355,137 | Waterproof structure of push button switch |
| 45 | 7,354,699 | Method for producing alignment mark |
| 46 | 7,354,640 | Hard coating and its production method |
| 47 | 7,354,525 | Specimen surface processing apparatus and surface processing method |
| 48 | 7,354,400 | Ultrasonographic method and ultrasonographic device |
| 49 | 7,354,378 | Motor vehicle, control unit, driving force transmission system, and motor vehicle control method |
| 50 | 7,354,259 | Scroll compressor having a valved back pressure chamber and a bypass for overcompression |
| 51 | 7,354,117 | Liquid pressure control unit |
| 52 | 7,354,066 | Counterweight device for construction machinery |
| 53 | 7,353,813 | Spark ignition engine, controller for use in the engine, ignition coil for use in the engine |
