KABUSHIKI KAISHA KENWOOD, A CORP. OF JAPAN

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4994769 SSB modulation and demodulation apparatusExpiredJun 06, 90Feb 19, 91[H03C]
4987002 Process for forming a crystalline diamond filmExpiredMay 04, 89Jan 22, 91[C23C, B05D]
4857859 AM digital demodulatorExpiredJun 17, 88Aug 15, 89[H03K, H03D]
4854145 Lock device for equipment loaded to vehicleExpiredFeb 23, 88Aug 08, 89[E05B]
4812717 Sweep circuit for oscilloscopeExpiredApr 29, 87Mar 14, 89[H01J]
4804816 Method of making a thin-film magnetic head having a multi-layered coil structureExpiredMar 07, 88Feb 14, 89[B23K, G11B, H01F]
4798087 Inclination detectorExpiredAug 20, 87Jan 17, 89[G01C]

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