NIIGATA SEIMITSU CO., LTD.
Patent Owner
Stats
- 6 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Dec 03, 2009 most recent publication
Details
- 6 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 325 Total Citation Count
- Jul 22, 1994 Earliest Filing
- 63 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
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Technologies
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Recent Publications
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Recent Patents
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
2009/0102,546 COMPOSITE BAND-PASS FILTER AND METHOD OF FILTERING QUADRATURE SIGNALSAbandonedMar 17, 06Apr 23, 09[H04B]
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]
2008/0030,271 Stereo Separation Adjustment Circuit And Mos Integrated Circuit ThereofAbandonedJun 08, 05Feb 07, 08[H03F]
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]
2007/0170,946 Pilot signal detection circuit and semiconductor integrated circuit equipping the circuitAbandonedFeb 22, 05Jul 26, 07[G01R]
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