Assignee
SECOM CO LTD
JP·15 granted patents·642 citations·filing 1980–2013
Top patents by PatentIndex Score
15 records- 0196US4382291ASurveillance system in which a reflected signal pattern is compared to a reference patternSECOM CO LTD·Filed 1980·Granted May 3, 1983·106 cites·6 claims
- 0293US4559526ASecurity alarm systemSECOM CO LTD·Filed 1983·Granted Dec 17, 1985·245 cites·5 claims
- 0384US4459213AFire-extinguisher compositionSECOM CO LTD·Filed 1982·Granted Jul 10, 1984·75 cites·10 claims
- 0478US5864290AMagnetic alarm tag releasing device for a theft monitoring deviceSECOM CO LTD·Filed 1997·Granted Jan 26, 1999·74 cites·5 claims
- 0564US6094135AAntitheft system and antitheft apparatusSECOM CO LTD·Filed 1997·Granted Jul 25, 2000·36 cites·18 claims
- 0664US4499564APattern comparison ultrasonic surveillance system with noise suppressionSECOM CO LTD·Filed 1980·Granted Feb 12, 1985·34 cites·5 claims
- 0750US9177203B2Target detection device and target detection methodSECOM CO LTD·Filed 2013·Granted Nov 3, 2015·3 cites·17 claims
- 0848US5253293AAdaptive data ciphering/deciphering apparatuses and data communication system using these apparatusesSECOM CO LTD·Filed 1993·Granted Oct 12, 1993·27 cites·5 claims
- 0937US5101112AMethod of and apparatus for measuring a velocity vector by use of a spatial filterSECOM CO LTD·Filed 1990·Granted Mar 31, 1992·10 cites·7 claims
- 1035US4567472ASecurity-ensuring apparatus having an operational guidance functionSECOM CO LTD·Filed 1985·Granted Jan 28, 1986·10 cites·4 claims
- 1127US4953228AApparatus for detecting pattern of crest lineSECOM CO LTD·Filed 1988·Granted Aug 28, 1990·9 cites·4 claims
- 1223US4536751ASystem for detecting an alarmSECOM CO LTD·Filed 1983·Granted Aug 20, 1985·5 cites·3 claims
- 1323US4536749ASecurity-ensuring apparatus having an operational guidance functionSECOM CO LTD·Filed 1983·Granted Aug 20, 1985·2 cites·11 claims
- 1419US4536750ACar-directing apparatus for an alarm systemSECOM CO LTD·Filed 1983·Granted Aug 20, 1985·3 cites·6 claims
- 1515US4514721AMulti-operation mode type of security-ensuring apparatusSECOM CO LTD·Filed 1983·Granted Apr 30, 1985·3 cites·10 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →