Hitachi patents granted on 06 November 2012

64 US patents granted on 06 November 2012 and assigned to Hitachi

1 8,307,455 Decryption-key distribution method and authentication apparatus
2 8,307,408 System and method for file processing and file processing program
3 8,307,381 Optical pickup device and optical disk drive apparatus
4 8,307,369 Power control method for virtual machine and virtual computer system
5 8,307,242 Failure recovery method, failure recovery program and management server
6 8,307,186 Computer system performing capacity virtualization based on thin provisioning technology in both storage system and server computer
7 8,307,185 Computer system and management method for the transfer and replication of data among several storage devices
8 8,307,179 Method of improving efficiency of replication monitoring
9 8,307,178 Storage system, remote copy and management method therefor
10 8,307,171 Storage controller and storage control method for dynamically assigning partial areas of pool area as data storage areas
11 8,307,170 Information processing method and system
12 8,307,158 Storage controller, storage control system, and storage control method
13 8,307,157 Disk array system and traffic control method
14 8,307,019 File management method and storage system
15 8,306,718 Vehicle control apparatus
16 8,306,648 Process control device, process control method, and process control system
17 8,306,605 Tomographic system
18 8,306,397 Picture recorder and commercial message detection method
19 8,306,395 Input-output circuit, recording apparatus and reproduction apparatus for digital video signal
20 8,306,312 Method and apparatus for detecting pattern defects
21 8,306,281 Human image retrieval system
22 8,306,066 Transmission device
23 8,305,907 Network system and data transfer device
24 8,305,869 Optical disc drive
25 8,305,862 Optical information recording and reproducing device
26 8,305,851 Optical disk apparatus
27 8,305,714 Voice-coil motor with voice coils configured oriented in the same direction and substantially overlayed to reduce head vibrations in a disk drive
28 8,305,712 Tunable microstrip signal transmission path in a hard disk drive
29 8,305,568 Surface inspection method and surface inspection apparatus
30 8,305,513 Liquid crystal display device
31 8,305,435 Image processing system and scanning electron microscope
32 8,305,334 Liquid crystal display device
33 8,305,065 Power supplying apparatus including a pulse-width modulation oscillator and smoothing filters
34 8,305,020 Electric power conversion device, compressor motor with the device, and air conditioner with the motor
35 8,305,019 Torque controller for permanent magnet synchronous motor
36 8,304,966 Piezoelectric thin film element and manufacturing method of the piezoelectric thin film element, piezoelectric thin film device
37 8,304,953 Rotating electrical machine
38 8,304,889 Power semiconductor module and fabrication method thereof
39 8,304,726 Test apparatus
40 8,304,725 Charged particle beam system
41 8,304,724 Microstructured pattern inspection method
42 8,304,723 Defect inspection and charged particle beam apparatus
43 8,304,722 Charged particle beam equipment and charged particle microscopy
44 8,304,679 Vacuum insulated switchgear
45 8,304,678 Vacuum insulated switch-gear and its height adjusting method
46 8,304,654 Coaxial cable
47 8,304,328 Manufacturing method of semiconductor device and substrate processing apparatus
48 8,304,160 Photosensitive resin composition and circuit formation substrate using the same
49 8,304,149 Photosensitive polymer composition, method of forming relief patterns, and electronic equipment
50 8,304,098 Hard-coated member, and its production method
51 8,303,854 Sintering silver paste material and method for bonding semiconductor chip
52 8,303,837 Rotating machine, bonded magnet, magnet roll, and method for producing sintered ferrite magnet
53 8,303,817 Wastewater treatment method and wastewater treatment apparatus
54 8,303,732 Rare earth magnet
55 8,303,712 Substrate processing apparatus, method for manufacturing semiconductor device, and process tube
56 8,303,195 Optical transceiver module
57 8,302,838 Micro-bump forming apparatus
58 8,302,789 Rotating superstructure and crane
59 8,302,476 Angular velocity measuring device
60 8,302,466 Apparatus and method for detecting cam phase of engine
61 8,302,388 Exhaust gas treating method and apparatus
62 8,302,386 Exhaust gas cleaning system for diesel engine
63 8,302,295 Very thin coaxial cable end processing method
64 8,302,275 Iron core and method of manufacturing the same and apparatus for manufacturing the same