Hitachi patent applications published on 18 January 2007

20 US patent applications published on 18 January 2007 and assigned to Hitachi

1 20070016901 Storage system and automatic renewal method of firmware
2 20070016811 Disk array device and method of supplying power to disk array device
3 20070016751 File system
4 20070016749 Disk control system and control method of disk control system
5 20070016746 System and method for managing disk space in a thin-provisioned storage subsystem
6 20070016736 Method for analyzing performance information
7 20070016716 Method of controlling a database management system by changing allocation of cache memory
8 20070016357 Engine control apparatus
9 20070015268 Entrapping immobilization pellets and process for producing the same
10 20070014510 Optical network equipment and optical network
11 20070014465 Data processing method and data processing apparatus
12 20070014050 Magnetic head slider and production method thereof
13 20070014044 Data erasure apparatus and data erasure method
14 20070014041 Predictive failure analysis of thermal flying height control system and method
15 20070013805 Method and apparatus for protecting mechanical lens of cameras using miniature hard drive as gyro sensor
16 20070013333 AC motor driving apparatus and method of controlling the same
17 20070013289 Display device
18 20070012288 Throttle valve control apparatus of internal combustion engine and automobile using the same
19 20070012122 Torque sensor
20 20070011869 Electronic component mounting apparatus