Iwata Electric Co., Ltd.

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6703932 Intrusion detection and warning systemExpiredMar 07, 02Mar 09, 04[G08B, G01S]
4885572 Anti-theft alarm device for vehicleExpiredDec 30, 88Dec 05, 89[G08B, B60R]
4864288 Hall effect motion detector responsive to dual frequency stimuliExpiredDec 18, 87Sep 05, 89[G08B]
4691313 Wireless talking apparatusExpiredJan 03, 85Sep 01, 87[H04B]
4656458 Motion sensorExpiredJun 06, 85Apr 07, 87[B60R]
4654883 Radio transmitter and receiver device having a headset with speaker and microphoneExpiredNov 29, 83Mar 31, 87[H04B]
4640274 Surgical needle extractor having a disposable chuck, a chuck and a handleExpiredApr 21, 83Feb 03, 87[A61B]
4591668 Vibration-detecting type microphoneExpiredJun 20, 84May 27, 86[H04R]
D283543 Needle extractorExpiredMar 21, 83Apr 22, 86[]
4495649 Power source device for portable type radio apparatusExpiredDec 29, 82Jan 22, 85[H04B]
4462113 Cordless transmitting and receiving apparatusExpiredDec 07, 82Jul 24, 84[H04B, H04H]
4349820 Tone signal decoderExpiredAug 25, 80Sep 14, 82[G08B, H04Q]
4337454 Alarm unit for preventing theft of vehiclesExpiredApr 06, 81Jun 29, 82[B60R]
4293860 Antenna alarm assembly for vehicleExpiredAug 14, 80Oct 06, 81[H01Q]
4206617 Ring for mounting a rotary body to a shaftExpiredAug 29, 78Jun 10, 80[F16D]

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