Assignee
IWATA ELECTRIC CO LTD
JP·20 granted patents·865 citations·filing 1978–2002
Top patents by PatentIndex Score
20 records- 0198US4654883ARadio transmitter and receiver device having a headset with speaker and microphoneIWATA ELECTRIC CO LTD·Filed 1983·Granted Mar 31, 1987·332 cites·11 claims
- 0295US4591668AVibration-detecting type microphoneIWATA ELECTRIC CO LTD·Filed 1984·Granted May 27, 1986·167 cites·12 claims
- 0391US4462113ACordless transmitting and receiving apparatusIWATA ELECTRIC CO LTD·Filed 1982·Granted Jul 24, 1984·93 cites·5 claims
- 0485USD256016SRadio transmitterIWATA ELECTRIC CO LTD·Filed 1978·Granted Jul 22, 1980·18 cites·1 claims
- 0585USD255446SRadio receiverIWATA ELECTRIC CO LTD·Filed 1978·Granted Jun 17, 1980·18 cites·1 claims
- 0680US4972713ASensor of the theft and the like of automobilesIWATA ELECTRIC CO LTD·Filed 1989·Granted Nov 27, 1990·42 cites·5 claims
- 0778USD264968SRadio transmitterIWATA ELECTRIC CO LTD·Filed 1979·Granted Jun 15, 1982·13 cites·1 claims
- 0873US4293860AAntenna alarm assembly for vehicleIWATA ELECTRIC CO LTD·Filed 1980·Granted Oct 6, 1981·29 cites·4 claims
- 0972US4656458AMotion sensorIWATA ELECTRIC CO LTD·Filed 1985·Granted Apr 7, 1987·32 cites·9 claims
- 1069US4885572AAnti-theft alarm device for vehicleIWATA ELECTRIC CO LTD·Filed 1988·Granted Dec 5, 1989·28 cites·7 claims
- 1165US4864288AHall effect motion detector responsive to dual frequency stimuliIWATA ELECTRIC CO LTD·Filed 1987·Granted Sep 5, 1989·32 cites·32 claims
- 1257US4337454AAlarm unit for preventing theft of vehiclesIWATA ELECTRIC CO LTD·Filed 1981·Granted Jun 29, 1982·14 cites·5 claims
- 1350USD259880SBracket mounted motor vehicular radio receiver housing or similar articleIWATA ELECTRIC CO LTD·Filed 1979·Granted Jul 14, 1981·4 cites·1 claims
- 1449US4691313AWireless talking apparatusIWATA ELECTRIC CO LTD·Filed 1985·Granted Sep 1, 1987·15 cites·10 claims
- 1541US4495649APower source device for portable type radio apparatusIWATA ELECTRIC CO LTD·Filed 1982·Granted Jan 22, 1985·6 cites·3 claims
- 1640US4749056ASensor of the theft and the like of an automobileIWATA ELECTRIC CO LTD·Filed 1987·Granted Jun 7, 1988·6 cites·7 claims
- 1737US5289159AAutomobile alarm circuit responsive to multi-frequency phenomenaIWATA ELECTRIC CO LTD·Filed 1992·Granted Feb 22, 1994·9 cites·2 claims
- 1835US6703932B2Intrusion detection and warning systemIWATA ELECTRIC CO LTD·Filed 2002·Granted Mar 9, 2004·3 cites·19 claims
- 1932US4732041AAutomobile theft sensorIWATA ELECTRIC CO LTD·Filed 1987·Granted Mar 22, 1988·3 cites·2 claims
- 2030US4349820ATone signal decoderIWATA ELECTRIC CO LTD·Filed 1980·Granted Sep 14, 1982·1 cites·5 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →