Hitachi patents granted on 19 August 2008

39 US patents granted on 19 August 2008 and assigned to Hitachi

1 D575,224 Battery pack
2 7,415,729 Storage device
3 7,415,728 Information security policy evaluation system and method of controlling the same
4 7,415,629 Method for managing pair states in a storage system
5 7,415,593 Storage control system
6 7,415,589 Data processing system with multiple storage systems
7 7,415,587 Method and apparatus for adjusting performance of logical volume copy destination
8 7,415,586 Data backup method and system
9 7,415,582 Storage system construction managing device and construction management method
10 7,415,578 Storage management method and storage management system
11 7,415,573 Storage system and storage control method
12 7,415,490 Data storage system
13 7,415,338 Apparatus for controlling auxiliary equipment of vehicle
14 7,415,276 Presence management server and system
15 7,415,183 Silica based glass waveguide and optical module using the same
16 7,415,177 Dispersion compensation device and dispersion compensation method
17 7,414,934 Method for controlling optical power level
18 7,414,835 Disk array system
19 7,414,817 Magnetoresistive sensor having a laminated hard magnet structure for free layer biasing
20 7,414,816 Planar magnetic thin film head
21 7,414,813 Vibration damped flexible circuit for use in a hard disk drive
22 7,414,806 Information recording and reproducing apparatus with power supply voltage monitoring function
23 7,414,796 Objective lens design method, lens, and optical system, optical head, and optical disc apparatus using the same
24 7,414,643 Method for compensating for position error in an optical disc apparatus
25 7,414,470 Predistortion amplifier for compensation distortion
26 7,414,402 Coil apparatus and nuclear magnetic resonance apparatus using the same
27 7,414,376 Motor drive apparatus and method and electrically driven brake apparatus
28 7,414,307 Electronic device and pressure sensor
29 7,414,283 Semiconductor device
30 7,413,845 Elimination of write head plating defects using high activation chemically amplified resist
31 7,413,713 Reaction apparatus and mixing system
32 7,413,636 Method for manufacturing a dual spin valve sensor having a longitudinal bias stack
33 7,413,604 Process for producing polysilicon film
34 7,413,554 Wearable joint driving device
35 7,413,130 Paper tag identified by using radiofrequency and method of manufacturing the same
36 7,413,107 Friction stir welding method and structure body
37 7,412,968 Fuel supply apparatus for engine and control method of same apparatus
38 7,412,967 Engine controller
39 7,412,846 Isothermal transportation container