Resources Contact Us Home Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE     Acoustic wave filter device and duplexer Image Number 4 for United States Patent #7532090. In an acoustic wave filter device, first and second longitudinally coupled resonator SAW filters are provided on a piezoelectric substrate. The first and second longitudinally coupled resonator SAW filters are connected in parallel to each other. The first and second longitudinally coupled resonator SAW filters are withdrawal-weighted. The withdrawal weighting in at least the longitudinally coupled resonator SAW filter is different from the withdrawal weighting in the other longitudinally coupled resonator SAW filter.       Recently Added Patents Group control method for machine type communication and mobile communication system using the method 5-HT.sub.3 receptor modulators, methods of making, and use thereof Strap-hook ring Cathode active material and lithium secondary battery comprising the same Biaxially oriented film which could be thermally laminated with paper and other substrates File management apparatus and file management apparatus controlling method RF power amplifier circuit with mismatch tolerance   Randomly Featured Patents Bone attachment system Methods and systems for providing random access to structured media content System and method for analyzing the efficacy of cardiac stimulation therapy Pilferproof closure for bottles, tubes and similar containers Headrest System and method for automatically populating appointment fields Method for building a depositional space corresponding to a geological domain Pull tab cover Hygroscopic breather cap Table saw with reset mechanism © 2006-2008 PatentGenius. All Rights Reserved.