Panasonic patents granted on 17 May 2011

45 US patents granted on 17 May 2011 and assigned to Panasonic

1 D638,066 Portable game player
2 D638,036 Piston for compressor
3 7,945,934 Portable media device and method for presenting viewing content during travel
4 7,945,865 Information processing system, information processing apparatus, and method
5 7,945,864 Operation assisting apparatus and operation assisting method
6 7,945,777 Identification information protection method in WLAN inter-working
7 7,945,447 Sound coding device and sound coding method
8 7,945,228 Receiver and electronic apparatus using the same
9 7,945,219 Frequency modulation circuit, transmitter, and communication apparatus
10 7,945,143 Information recording medium, and apparatus and method for recording information on information recording medium
11 7,945,115 Visual processing device, visual processing method, visual processing program, and semiconductor device
12 7,945,000 Wireless communication apparatus
13 7,944,996 OFDM reception device and OFDM receiver using the same
14 7,944,994 Data converter and data conversion method, and transmitter circuit, communications device and electronic device using the same
15 7,944,977 Picture coding method and picture decoding method
16 7,944,912 IP telephone system and calling method
17 7,944,871 Communication relay apparatus and communication relay method
18 7,944,799 Optical information apparatus with gap control system
19 7,944,798 Objective lens unit, optical pickup, and optical information device having ultraviolet-transmissive lens holder
20 7,944,796 Recording apparatus and information processing apparatus equipped with the same
21 7,944,786 Optical disc apparatus and recording power determining method thereof
22 7,944,712 Plasma display device
23 7,944,631 Lens actuator, lens unit using the lens actuator and method for manufacturing the lens unit
24 7,944,497 Imaging device driver and photography instrument employing it
25 7,944,493 Solid-state imaging device with specific contact arrangement
26 7,944,318 Voltage controlled oscillator, and PLL circuit and radio communication device each including the same
27 7,944,316 Multi-phase oscillator
28 7,944,276 Charge pump circuit and electronic apparatus provided with the same
29 7,944,274 Semiconductor switch
30 7,944,202 Rotation angle detector
31 7,944,147 Plasma display panel
32 7,944,119 Vibratory actuator and drive unit including the same
33 7,944,108 Brushless motor and actuator using it
34 7,944,059 Semiconductor device having a probing region
35 7,944,022 Lateral insulated gate bipolar transistor having a retrograde doping profile in base region and method of manufacture thereof
36 7,943,890 Discharge lamp lighting device and image display device with switching frequency
37 7,943,518 Semiconductor chip, semiconductor mounting module, mobile communication device, and process for producing semiconductor chip
38 7,943,285 Pattern formation method
39 7,943,261 Method of operating fuel cell system and fuel cell system
40 7,943,255 Hydrogen-absorption alloy electrode
41 7,942,971 Method of manufacturing plasma display panels
42 7,942,783 Exercise aid device
43 7,942,650 Liquid discharge control apparatus including a pump and accumulator with a movable member
44 7,942,648 Air pump
45 7,941,909 Method of fabricating an ultra-small condenser microphone