Hitachi patents granted on 22 May 2012

71 US patents granted on 22 May 2012 and assigned to Hitachi

1 D660,335 Fixation device for a sample case for an electron microscope
2 D660,323 Engine cover for construction machine
3 D660,192 Airflow sensor
4 8,185,968 Magnetic head inspection method and magnetic head manufacturing method
5 8,185,793 Data reproducing apparatus
6 8,185,775 Virtual computer system and control method thereof
7 8,185,765 Storage apparatus and its power saving control method
8 8,185,707 Storage system and path management method for multi-host environment
9 8,185,685 NAND flash module replacement for DRAM module
10 8,185,667 Storage system comprising power saving function
11 8,185,582 Storage system, management server, system reconfiguration support method for a storage system, and system reconfiguration support method for a management server
12 8,185,570 Three-term input floating-point adder-subtractor
13 8,185,502 Backup method for storage system
14 8,185,500 Information processing apparatus, and operation method of storage system
15 8,185,216 Plant controlling device and method, thermal power plant, and its control method
16 8,185,159 Wireless communication system
17 8,184,992 Optical field receiver and optical transmission system
18 8,184,977 Optical line terminal capable of active bandwidth allocation for passive optical network system
19 8,184,976 Passive optical network system and operating method thereof
20 8,184,975 Passive optical network system and optical line terminator
21 8,184,957 Video recording method and video recording device
22 8,184,950 Recording apparatus optical disk and computer-readable recording medium
23 8,184,949 Recording apparatus optical disk and computer-readable recording medium
24 8,184,948 Recording apparatus optical disk and computer-readable recording medium
25 8,184,860 Image processing device for controlling a plurality of tasks
26 8,184,724 Wireless communication system and wireless communication method
27 8,184,700 Image decoder
28 8,184,634 Packet transfer method and node apparatus
29 8,184,575 Packet communication network and subscriber-associated-information delivery controller
30 8,184,521 Optical pickup lens
31 8,184,518 Optical disc apparatus and method for controlling the same
32 8,184,514 Signal quality evaluating apparatus and method, and information recording medium
33 8,184,509 Optical pickup device and optical disk device using the same
34 8,184,507 Slider with integrated thermally-assisted recording (TAR) head and long laser diode with optical body for directing laser radiation
35 8,184,463 Semiconductor apparatus
36 8,184,438 Control device
37 8,184,406 Thin film magnetic head having an angled insulating film
38 8,184,402 Magnetic disk drive slider having a trailing edge extended rear surface
39 8,184,397 Hard-disk drive with vapor-phase lubricant supply system
40 8,184,283 Optical defect inspection apparatus
41 8,184,252 Image display device
42 8,184,241 Liquid crystal display device
43 8,184,229 Liquid crystal display device
44 8,184,090 Display device
45 8,184,084 Liquid crystal display control device
46 8,183,956 Diplexer circuit, high-frequency circuit and high-frequency module
47 8,183,862 Eddy current testing device
48 8,183,836 Lithium battery pack
49 8,183,770 Light emitting display
50 8,183,758 Liquid crystal display device with the mixture of the plural kinds of green phosphors
51 8,183,735 Rotating electrical machine
52 8,183,691 Semiconductor device with pads overlapping wiring layers including dummy wiring
53 8,183,681 Semiconductor device
54 8,183,635 Semiconductor device
55 8,183,607 Semiconductor device
56 8,183,549 Substrate holding apparatus, and inspection or processing apparatus
57 8,183,054 Instrument and method for collecting nucleic acids
58 8,182,960 Metal separator for fuel cells and fabricating method thereof
59 8,182,957 Fuel cell, polymer electrolyte and ion-exchange resin for the same
60 8,182,745 Automatic analyzer
61 8,182,620 Nano-crystalline, magnetic alloy, its production method, alloy ribbon and magnetic part
62 8,182,619 R-F e-B rare-earth sintered magnet and process for producing the same
63 8,182,618 Rare earth sintered magnet and method for producing same
64 8,182,610 Cleaning equipment and cleaning method of deposition mask
65 8,182,278 Connector
66 8,182,275 Lever connector with a connecting member manipulating mechanism for turning a turn lever to manipulate a connecting member
67 8,182,097 Projection type image display apparatus
68 8,181,917 Apparatus and method for repairing a core spray line pipe weld joint
69 8,181,647 Powder medicine administering device
70 8,181,628 Throttle valve controller for internal combustion engine
71 8,181,337 Electronic component mounting method