NIIGATA SEIMITSU CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 6356
 
  
 
H03H IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS 170

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5629533 Optical sensor and methodFeb 06, 95May 13, 97[H01L]
5629553 Variable inductance element using an inductor conductorNov 14, 94May 13, 97[H01L]
5557138 LC element and semiconductor deviceOct 26, 94Sep 17, 96[H01L, H03H]
5500552 LC element, semiconductor device and LC element manufacturing methodJul 22, 94Mar 19, 96[H01L]
5497028 LC element and semiconductor device having a signal transmission line and LC element manufacturing methodNov 02, 94Mar 05, 96[H01L]
5492856 Method of forming a semiconductor device having a LC elementJun 02, 95Feb 20, 96[H01L]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2009/0298,454 RECEIVERAbandonedNov 08, 06Dec 03, 09[H04B]
2009/0102,546 COMPOSITE BAND-PASS FILTER AND METHOD OF FILTERING QUADRATURE SIGNALSAbandonedMar 17, 06Apr 23, 09[H04B]
2009/0033,434 OSCILLATION CIRCUITAbandonedSep 28, 06Feb 05, 09[H03B]
2009/0028,224 SEMICONDUCTOR DEVICEAbandonedFeb 24, 06Jan 29, 09[H04L]
2009/0011,729 FM TRANSMITTERAbandonedMar 02, 06Jan 08, 09[H04B]
2008/0247,500 If Counting MethodAbandonedJan 07, 05Oct 09, 08[G06M]
2008/0242,248 Fm ReceiverAbandonedFeb 08, 05Oct 02, 08[H04B]
7403140 Receiver, digital-analog converter and tuning circuitExpiredMay 20, 07Jul 22, 08[H03M]
2008/0106,153 Power Supply Method for Circuit Block of Radio-Use Semiconductor Apparatus and Radio-Use Semiconductor ApparatusAbandonedSep 29, 05May 08, 08[H01L, H01B]
2008/0102,780 Mobile Device Equipped With Am RadioAbandonedNov 10, 05May 01, 08[H04B, H05K]
2008/0056,601 Image Processing Device and MethodAbandonedSep 26, 05Mar 06, 08[G06K]
2008/0030,271 Stereo Separation Adjustment Circuit And Mos Integrated Circuit ThereofAbandonedJun 08, 05Feb 07, 08[H03F]
2008/0009,314 Mobile Telephone With Am RadioAbandonedNov 16, 05Jan 10, 08[H04M]
2007/0248,278 Image Processing DeviceAbandonedSep 26, 05Oct 25, 07[G06T]
7286804 Receiver digital-analog converter and tuning circuitExpiredOct 14, 03Oct 23, 07[E21F]
2007/0213,023 MOBILE DEVICE WITH AM RADIOAbandonedFeb 07, 07Sep 13, 07[H04B]
7269399 Receiver of double conversion system with antenna tuning with variable capacitance using digital-to-analog converter having temperature coefficient setting sectionExpiredOct 14, 03Sep 11, 07[H04B]
2007/0194,998 ANTENNA FOR PORTABLE TERMINAL AND PORTABLE TERMINALAbandonedMar 21, 07Aug 23, 07[H01Q]
2007/0178,872 Image rejection curcuitAbandonedMay 25, 05Aug 02, 07[H04B]
2007/0170,946 Pilot signal detection circuit and semiconductor integrated circuit equipping the circuitAbandonedFeb 22, 05Jul 26, 07[G01R]

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