Assignee
OPTEX CO LTD
JP·127 granted patents·22 pending applications·1,904 citations·filing 1988–2025
Top patents by PatentIndex Score
149 records- 0195USD421229SLaser distance meterOPTEX CO LTD·Filed 1999·Granted Feb 29, 2000·54 cites·1 claims
- 0293US6756910B2Sensor for automatic doorsOPTEX CO LTD·Filed 2002·Granted Jun 29, 2004·69 cites·14 claims
- 0392US5689235AElectronic security systemOPTEX CO LTD·Filed 1996·Granted Nov 18, 1997·246 cites·6 claims
- 0491US6970085B2Door sensor and door equipped with such door sensorOPTEX CO LTD·Filed 2003·Granted Nov 29, 2005·85 cites·22 claims
- 0591US6791087B1Differential infrared detectorOPTEX CO LTD·Filed 2002·Granted Sep 14, 2004·45 cites·19 claims
- 0691US6782660B2Automatic door sensorOPTEX CO LTD·Filed 2002·Granted Aug 31, 2004·55 cites·17 claims
- 0791US6469625B1Security sensor having disturbance detecting capabilityOPTEX CO LTD·Filed 2001·Granted Oct 22, 2002·110 cites·13 claims
- 0889US11346977B2Security sensor deviceOPTEX CO LTD·Filed 2019·Granted May 31, 2022·4 cites·12 claims
- 0988USD795108SHuman body detectorOPTEX CO LTD·Filed 2016·Granted Aug 22, 2017·35 cites·1 claims
- 1088USD417165SInfrared rays sensorOPTEX CO LTD·Filed 1999·Granted Nov 30, 1999·34 cites·1 claims
- 1187US9341013B2Automatic door sensor deviceOPTEX CO LTD·Filed 2014·Granted May 17, 2016·18 cites·8 claims
- 1287US5703368APassive-type infrared sensor system for detecting human bodyOPTEX CO LTD·Filed 1996·Granted Dec 30, 1997·118 cites·6 claims
- 1385USD415442SIntruder detection sensorOPTEX CO LTD·Filed 1999·Granted Oct 19, 1999·28 cites·1 claims
- 1482US7259658B2Passive infrared sensor and obstacle detection system used in the sameOPTEX CO LTD·Filed 2005·Granted Aug 21, 2007·23 cites·18 claims
- 1581USD1003179SVehicle detectorOPTEX CO LTD·Filed 2021·Granted Oct 31, 2023·7 cites·1 claims
- 1681US4849635AIntruder perceiving apparatus by means of infrared detectionOPTEX CO LTD·Filed 1988·Granted Jul 18, 1989·46 cites·6 claims
- 1780USD854436SHuman body detectorsOPTEX CO LTD·Filed 2017·Granted Jul 23, 2019·20 cites·1 claims
- 1880US9528312B2Active object detection sensorOPTEX CO LTD·Filed 2015·Granted Dec 27, 2016·6 cites·12 claims
- 1979US7170403B2Tamper switch structure and security sensor including the tamper switch structureOPTEX CO LTD·Filed 2005·Granted Jan 30, 2007·15 cites·13 claims
- 2079US5996281ASafety auxiliary apparatus for automatic door assemblyOPTEX CO LTD·Filed 1997·Granted Dec 7, 1999·47 cites·12 claims
- 2179US5461231APassive type moving object detection systemOPTEX CO LTD·Filed 1994·Granted Oct 24, 1995·73 cites·7 claims
- 2278US9063243B2Object detection deviceOPTEX CO LTD·Filed 2013·Granted Jun 23, 2015·4 cites·9 claims
- 2378US6529129B1Security sensor having disturbance detecting capabilityOPTEX CO LTD·Filed 2001·Granted Mar 4, 2003·39 cites·19 claims
- 2477US7760336B2Laser area sensorOPTEX CO LTD·Filed 2008·Granted Jul 20, 2010·13 cites·20 claims
- 2577US6317040B1Intruder detecting method and apparatus thereforOPTEX CO LTD·Filed 2000·Granted Nov 13, 2001·31 cites·11 claims
- 2676USD537746SHuman body detectorOPTEX CO LTD·Filed 2004·Granted Mar 6, 2007·21 cites·1 claims
- 2771US7940178B2Laser area sensorOPTEX CO LTD·Filed 2008·Granted May 10, 2011·6 cites·10 claims
- 2871US6919567B2Active infrared sensorOPTEX CO LTD·Filed 2003·Granted Jul 19, 2005·24 cites·8 claims
- 2971US6414314B1Passive-type infrared detector with elongated detection areasOPTEX CO LTD·Filed 2000·Granted Jul 2, 2002·21 cites·12 claims
- 3071US5055685AInfrared detecting apparatusOPTEX CO LTD·Filed 1989·Granted Oct 8, 1991·30 cites·5 claims
- 3170US7164119B2Security sensor systemOPTEX CO LTD·Filed 2005·Granted Jan 16, 2007·6 cites·4 claims
- 3270US6943685B2Intrusion detecting deviceOPTEX CO LTD·Filed 2003·Granted Sep 13, 2005·29 cites·6 claims
- 3369USD862266SHuman body detectorOPTEX CO LTD·Filed 2016·Granted Oct 8, 2019·13 cites·1 claims
- 3469US7167008B2Microwave sensor for object detection based on reflected microwavesOPTEX CO LTD·Filed 2005·Granted Jan 23, 2007·9 cites·8 claims
- 3569US6812837B2Automatic door sensor and automatic door system equipped with this sensorOPTEX CO LTD·Filed 2002·Granted Nov 2, 2004·18 cites·25 claims
- 3669US6750441B2Sensor for automatic doorsOPTEX CO LTD·Filed 2002·Granted Jun 15, 2004·17 cites·2 claims
- 3768USD1099719SHuman body detectorOPTEX CO LTD·Filed 2025·Granted Oct 28, 2025·0 cites·1 claims
- 3868USD1003180SObject detection deviceOPTEX CO LTD·Filed 2022·Granted Oct 31, 2023·4 cites·1 claims
- 3968US9328548B2Object detection system having an adjuster for setting an operating condition including adjustment of the detection area of a sensor sectionOPTEX CO LTD·Filed 2014·Granted May 3, 2016·5 cites·6 claims
- 4068US8835855B2Sighting device and security sensor system utilizing such sighting deviceOPTEX CO LTD·Filed 2012·Granted Sep 16, 2014·2 cites·8 claims
- 4168US7760088B2Intrusion detection sensorOPTEX CO LTD·Filed 2006·Granted Jul 20, 2010·6 cites·24 claims
- 4268US7256376B2Microwave sensor and mutual interference preventing system between microwave sensorsOPTEX CO LTD·Filed 2005·Granted Aug 14, 2007·8 cites·20 claims
- 4368US7176829B2Microwave sensorOPTEX CO LTD·Filed 2005·Granted Feb 13, 2007·6 cites·4 claims
- 4467US9733358B2Laser scanning sensorOPTEX CO LTD·Filed 2013·Granted Aug 15, 2017·3 cites·8 claims
- 4567USD696224SWireless video intercomOPTEX CO LTD·Filed 2012·Granted Dec 24, 2013·20 cites·1 claims
- 4667US7536253B2Traffic monitoring apparatusOPTEX CO LTD·Filed 2005·Granted May 19, 2009·8 cites·8 claims
- 4766US7271722B2Security sensor device having optical axis adjustment capabilityOPTEX CO LTD·Filed 2005·Granted Sep 18, 2007·4 cites·4 claims
- 4866US7196330B2Passive infrared sensorOPTEX CO LTD·Filed 2005·Granted Mar 27, 2007·5 cites·15 claims
- 4966USD525160SController for television surveillance systemOPTEX CO LTD·Filed 2004·Granted Jul 18, 2006·15 cites·1 claims
- 5066US6807360B1Digital image recording systemOPTEX CO LTD·Filed 2000·Granted Oct 19, 2004·10 cites·6 claims
Showing the top 50 of 149 patent records by PatentIndex Score.
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