Hitachi patents granted on 17 April 2007

48 US patents granted on 17 April 2007 and assigned to Hitachi

1 7,206,995 Time information display system
2 7,206,946 Disk drive system for starting destaging of unwritten cache memory data to disk drive upon detection of DC voltage level falling below predetermined value
3 7,206,939 File storage system and a NAS server
4 7,206,912 Method for managing pair states in a storage system
5 7,206,905 Storage system and method of configuring the storage system
6 7,206,901 Storage control system
7 7,206,900 Disk array and method for reading/writing data from/into disk unit
8 7,206,864 Network protocol processing device
9 7,206,860 Virtualization switch and storage system
10 7,206,832 Method and system of managing an access to a storage system in a computer system
11 7,206,823 Computer system having a plurality of storage networks and method for setting information
12 7,206,818 Shared memory multiprocessor system
13 7,206,790 Data management system
14 7,206,750 Method of assisting in forming plans of measures of management reforms and system thereof
15 7,206,685 Vehicle travel control apparatus
16 7,206,561 Radio equipment
17 7,206,475 Optical switching apparatus, optical transmission system and method of setting up for optical signal route
18 7,206,269 Optical disk recording/reproducing apparatus with reduced resume time
19 7,206,233 Memory system with parallel data transfer between host, buffer and flash memory
20 7,206,204 Electric circuit module
21 7,206,175 Magnetoresistive head having defined relationships between the tract width and magnetization film thickness product to permit no hysteresis in the transfer curve
22 7,206,172 Electrical lapping guide embedded in a shield of a magnetic head
23 7,206,169 Sacrificial anode in a kerf for corrosion protection during slider fabrication
24 7,206,162 Seek trajectory generation using adaptive filtering
25 7,206,159 Method and apparatus for rejecting contact-induced disturbances
26 7,206,154 Method and apparatus for balanced shield shunts, leads and pads for electrical noise reduction in read heads
27 7,206,146 Biphase magnetic pattern detector using multiple matched filters for hard disk drive
28 7,206,055 Liquid crystal display device
29 7,206,020 Adaptive white defect signal correction method and image-pickup apparatus using the method
30 7,205,965 Image display apparatus
31 7,205,676 Wind turbine generator system
32 7,205,671 Semiconductor device
33 7,205,645 Wiring board, semiconductor device, and method of manufacturing wiring board
34 7,205,560 Method and apparatus for processing a micro sample
35 7,205,555 Defect inspection apparatus and defect inspection method
36 7,205,554 Method and apparatus for processing a micro sample
37 7,205,550 Electron beam apparatus and method for production of its specimen chamber
38 7,205,549 Pattern defect inspection method and its apparatus
39 7,205,541 Charged particle beam apparatus
40 7,205,501 Laser machining method and laser machining apparatus
41 7,205,500 Non-consumable electrode welding torch and welding head with the torch
42 7,205,037 Tubulation tubing of display panel
43 7,204,962 Production apparatus for polybutylene terephthalate
44 7,204,961 Liquid feed apparatus and automatic analyzing apparatus
45 7,204,948 Resin application method on panel, and manufacturing method of panel for display
46 7,204,782 Axle assembly
47 7,204,519 Construction machine
48 7,204,518 Construction machine