Matsushita patents granted on 13 November 2007

41 US patents granted on 13 November 2007 and assigned to Matsushita

1 7,296,147 Authentication system and key registration apparatus
2 7,296,081 Packet reception apparatus and packet reception method
3 7,295,938 Clock jitter calculation device, clock jitter calculation method, and clock jitter calculation program
4 7,295,861 Combined Low-IF/direct down conversion baseband architecture for 3G GSM/WCDMA receivers
5 7,295,860 Radio communication apparatus
6 7,295,790 Image forming apparatus and control method
7 7,295,742 Optical element and method for producing the same
8 7,295,670 Howling suppression device and howling suppression method
9 7,295,647 Driver for bidirectional shift register
10 7,295,583 Optical device, laser beam source, laser apparatus and method of producing optical device
11 7,295,575 Packet transmitting/receiving apparatus and packet transmission method
12 7,295,550 Data communication method
13 7,295,538 Radio transmission device and transmission rate decision method
14 7,295,411 Semiconductor integrated circuit device
15 7,295,246 Picture signal processing circuit
16 7,295,187 Electronic apparatus
17 7,295,080 Semiconductor integrated circuit having a switch circuit that outputs reference clock until PLL locks
18 7,295,056 Level shift circuit
19 7,295,028 Semiconductor integrated circuit and memory test method
20 7,294,994 Power supply
21 7,294,956 Semiconductor light emitting element and light emitting device using this
22 7,294,946 Motor using dynamic gas bearings
23 7,294,907 Solid-state imaging device and method for manufacturing the same
24 7,294,843 Method and apparatus for determining an optimal gap distance between an optical fiber and an optical device
25 7,294,587 Component built-in module and method for producing the same
26 7,294,571 Concave pattern formation method and method for forming semiconductor device
27 7,294,569 Semiconductor device fabrication method and semiconductor device fabrication system for minimizing film-thickness variations
28 7,294,532 Method for manufacturing semiconductor device
29 7,294,470 Discrimination method of target base in DNA, and allele specific primer used in the method of the same
30 7,294,469 Discrimination method of target base in DNA, and allele specific primer used in the method of the same
31 7,294,433 Closed alkaline storage battery
32 7,294,423 Polymer electrolyte fuel cell having improved current collector plates and method of forming the same
33 7,294,003 Memory card socket structure
34 7,293,945 Non-rotary cutting tool and process of machining scroll member by using the same
35 7,293,922 Non-mechanical adjustment of an optical fiber to an optical output port
36 7,293,905 Area light source device and liquid crystal display apparatus
37 7,293,692 Solder joint structure, soldering method, and electronic-component manufacturing apparatus using the same structure and the method
38 7,293,352 Origin detection method for component placement head
39 D555,274 Desk lamp
40 D555,272 Desk lamp
41 D554,962 Electric driver