Fujitsu patents granted on 17 April 2007

23 US patents granted on 17 April 2007 and assigned to Fujitsu

1 7,206,996 Portal site providing system
2 7,206,898 Content-addressable memory adaptable to various apparatuses and systems having different configurations
3 7,206,619 Dielectric waveguide having a face and method of production thereof
4 7,206,512 Method of controlling optical wavelength division multiplexing transmission apparatus
5 7,206,476 Optical switch
6 7,206,472 Optical backplanes with integrated optical couplers and methods of making the same
7 7,206,436 Computer readable medium recording handwritten signature authentication program, and handwritten signature authentication method apparatus
8 7,206,407 Adapter for portable telephone usable as mobile telephone in vehicle
9 7,206,402 Method of and system for call service system, and computer product
10 7,206,328 SONET/SDH transmission control device
11 7,206,246 Semiconductor memory device, refresh control method thereof, and test method thereof
12 7,206,239 Semiconductor device and skew adjusting method
13 7,206,147 Apparatus for recording and regenerating data
14 7,205,954 Meander line antenna
15 7,205,796 AND circuit
16 7,205,667 Semiconductor device having copper wiring
17 7,205,616 Semiconductor device and manufacturing method of the same
18 7,205,594 Semiconductor device with capacitor and manufacturing method of the same
19 7,205,557 Variable rectangle-type electron beam exposure apparatus and pattern exposure-formation method
20 7,205,078 Method for generating backscattering intensity on the basis of lower layer structure in charged particle beam exposure, and method for fabricating semiconductor device utilizing this method
21 7,205,037 Tubulation tubing of display panel
22 7,204,915 Patterned medium, method for fabricating same and method for evaluating same
23 7,204,710 SFP module mounting structure