Hitachi patents granted on 23 April 2013

51 US patents granted on 23 April 2013 and assigned to Hitachi

1 D680,505 Adhesive tape for semiconductor manufacturing
2 8,429,732 Data communication method and data communication system
3 8,429,669 Virtual machine switching control by prefetching information out of and updating a set of processor control information based on a bitmap having update status
4 8,429,667 Storage system and method for controlling the same
5 8,429,455 Computer system management method and management system
6 8,429,453 Management system for outputting information denoting recovery method corresponding to root cause of failure
7 8,429,446 Method and apparatus for managing virtual ports on storage systems
8 8,429,443 Computer system and boot control method
9 8,429,434 Control method with management server apparatus for storage device and air conditioner and storage system
10 8,429,372 Allocating substitute area capacity in a storage system using flash memory packages
11 8,429,342 Drive apparatus and method for controlling the same
12 8,429,340 Storage system comprising flash memory modules subject to plural types of wear-leveling processes
13 8,428,818 Lubricant oil state warning device for a working vehicle
14 8,428,457 Optical passive network system and its operation method
15 8,428,336 Inspecting method, inspecting system, and method for manufacturing electronic devices
16 8,427,926 Optical pickup lens
17 8,427,913 Servo control signal generation device and an optical disk device using the same
18 8,427,911 Optical pickup
19 8,427,865 Semiconductor storage device
20 8,427,864 Semiconductor storage device
21 8,427,634 Defect inspection method and apparatus
22 8,427,624 Liquid crystal display device
23 8,427,613 In-plane field type liquid crystal display device comprising liquid crystal molecules with more than two kinds of reorientation directions
24 8,427,588 Television receiver
25 8,427,400 Image display device
26 8,427,177 Capacitance sensor
27 8,427,150 Magnetic resonance imaging apparatus and method of determining execution order
28 8,426,985 Positive-type photosensitive resin composition, method for producing resist pattern, and electronic component
29 8,426,969 Semiconductor device having active region and dummy wirings
30 8,426,904 Semiconductor device
31 8,426,884 Light emitting diode with supporting substrate side electrodes and wiring structures
32 8,426,835 Charged particle radiation device
33 8,426,811 Electron microscope
34 8,426,766 Welding method and welding apparatus for an impeller
35 8,426,764 Plasma processing apparatus and plasma processing method
36 8,426,754 Electrical contact for vacuum valve
37 8,426,742 Connecting terminal, semiconductor package using connecting terminal and method for manufacturing semiconductor package
38 8,426,741 Photosensitive conductive film, method for forming conductive film, method for forming conductive pattern, and conductive film substrate
39 8,426,047 Multi-series battery control system
40 8,425,786 Plasma etching method and plasma etching apparatus
41 8,425,198 Air compressor
42 8,425,185 Transonic blade
43 8,425,181 Axial-flow turbine with flow extraction means
44 8,425,054 Projection type image display apparatus
45 8,425,049 Oblique projection optical system and projection type display apparatus using the same
46 8,424,926 Mobile telephone
47 8,424,822 Ultrasound diagnosis apparatus
48 8,424,485 Substrate treatment equipment and manufacturing method of substrate
49 8,424,299 Hydraulic drive device for large hydraulic excavator
50 8,424,298 Pump torque control system for hydraulic construction machine
51 8,424,253 Seismic and impact mitigation devices and systems