Hitachi patents granted on 27 January 2015

30 US patents granted on 27 January 2015 and assigned to Hitachi

1 D721,822 Portion of a biochemical analyzer
2 D721,820 Biochemical analyzer
3 8,943,286 Storage system
4 8,943,280 Method and apparatus to move page between tiers
5 8,943,270 Storage system, storage control method and storage control program
6 8,943,266 Storage system and method of control for storage system
7 8,943,025 Data replication among storage systems
8 8,942,910 Control device and method for controlling variable valve timing mechanism in internal combustion engine
9 8,942,757 Device and method for base stations dynamic clustering in mobile communication
10 8,942,735 Network system and communication log analyzer
11 8,942,520 Optical waveguide board having guided structure and method of manufacturing the same, and method of manufacturing optical-electrical hybrid board
12 8,942,504 Recording medium having recorded thereon coded information using plus and/or minus rounding of images
13 8,942,501 Recording medium having recorded thereon coded information using plus and/or minus rounding of images
14 8,942,500 Recording medium having recorded thereon coded information using plus and/or minus rounding of images
15 8,942,499 Recording medium having recorded thereon coded information using plus and/or minus rounding of images
16 8,942,498 Recording medium having recorded thereon coded information using plus and/or minus rounding of images
17 8,942,497 Recording medium having recorded thereon coded information using plus and/or minus rounding of images
18 8,942,492 Recording medium having recorded thereon coded information using plus and/or minus rounding of images
19 8,942,475 Image signal processing device to emphasize contrast
20 8,942,464 Pattern measuring apparatus, and pattern measuring method and program
21 8,942,117 Wireless communication system, integrated base station, and terminal
22 8,942,001 Seal structure for electronic control device
23 8,941,731 System and method to verify complete connection of two connectors
24 8,941,724 Receiver
25 8,941,646 Ultrasonic diagnostic apparatus and ultrasonic image display method
26 8,941,257 Wind power generator
27 8,941,060 Mass spectrometer and ion source used therefor
28 8,940,947 Glycerin purification method
29 8,940,128 Plasma processing apparatus
30 8,939,656 Optical module