Hitachi patents granted on 12 January 2010

32 US patents granted on 12 January 2010 and assigned to Hitachi

1 D607,814 Battery pack
2 7,647,542 Recording and reproducing data to/from a recording medium having a user data area and an information area for storing information about the recording medium
3 7,647,497 Method and program for user authentication in a network storage system
4 7,647,450 Method, computer and computer system for monitoring performance
5 7,647,360 System and method for managing a consistency among volumes in a continuous data protection environment
6 7,647,290 Method for performing bioinformatics analysis program and bioinformatics analysis platform
7 7,647,039 Wireless communication apparatus, wireless communication network and software upgrading method
8 7,646,711 Policing device
9 7,646,610 DC-DC converter
10 7,646,579 Data erasure apparatus and data erasure method
11 7,646,570 CPP read sensor having constrained current paths made of lithographically-defined conductive vias with surrounding oxidized metal sublayers and method of making same
12 7,646,569 Pinned layer in magnetoresistive sensor
13 7,646,564 Perpendicular magnetic recording head for high frequency drive
14 7,646,561 Method of writing pattern in disk, method of following track on disk, and apparatus for writing pattern in disk
15 7,646,477 Method and apparatus for inspecting a pattern formed on a substrate
16 7,646,466 Liquid crystal display device
17 7,646,464 Display device and inspection method of position gap
18 7,646,239 Feed-forward amplifier
19 7,646,238 Amplification apparatus
20 7,645,986 Mass spectrometer
21 7,645,983 Ion source and mass spectrometer instrument using the same
22 7,645,582 Aptamers that bind to listeria surface proteins
23 7,645,562 Photosensitive film
24 7,645,561 Photosensitive film
25 7,645,529 Fuel cell characteristic recovery method and apparatus
26 7,645,528 Magnetic recording media with ultra-high recording density
27 7,645,509 Removal method for coating of polymer coated glass capillary tubing and polymer coated glass capillary tubing
28 7,645,363 Manufacturing of magnetic recording medium
29 7,645,349 Sintered R-Fe-B permanent magnet and its production method
30 7,645,075 Optical connection structure of optical backplane to circuit substrate
31 7,644,998 Brake control system
32 7,644,914 Bill deposit/withdrawal machine for depositing/withdrawing bills