Assignee
TAKAMISAWA ELECTRIC CO
JP·19 granted patents·288 citations·filing 1982–2002
Top patents by PatentIndex Score
19 records- 0192US6606018B2Electromagnetic relayTAKAMISAWA ELECTRIC CO·Filed 2002·Granted Aug 12, 2003·48 cites·25 claims
- 0285US6670871B1Polar relayTAKAMISAWA ELECTRIC CO·Filed 2000·Granted Dec 30, 2003·35 cites·14 claims
- 0382US6731190B2Electromagnetic relayTAKAMISAWA ELECTRIC CO·Filed 2002·Granted May 4, 2004·26 cites·8 claims
- 0478US6265958B1Electromagnetic relay, joining structure for hinge spring and yoke in the electromagnetic relay, and flux penetration preventing structureTAKAMISAWA ELECTRIC CO·Filed 2000·Granted Jul 24, 2001·21 cites·10 claims
- 0576US4910484AElectromagnetic relay having silencing effectTAKAMISAWA ELECTRIC CO·Filed 1989·Granted Mar 20, 1990·23 cites·14 claims
- 0673US5202663ASmall sized electromagnetic relayTAKAMISAWA ELECTRIC CO·Filed 1991·Granted Apr 13, 1993·33 cites·7 claims
- 0764US5239281ASmall sized electromagnetic relayTAKAMISAWA ELECTRIC CO·Filed 1992·Granted Aug 24, 1993·20 cites·12 claims
- 0863US6972651B2Switch operable under a predetermined condition, external magnetic field generating unit, combination of such a switch and an external magnetic field generating unit and electronic apparatus incorporating the sameTAKAMISAWA ELECTRIC CO·Filed 2002·Granted Dec 6, 2005·12 cites·8 claims
- 0963US4767944AHybrid relay circuit having electromagnetic relay for switching AC power supplyTAKAMISAWA ELECTRIC CO·Filed 1987·Granted Aug 30, 1988·18 cites·22 claims
- 1057US4439750AArmature holding structure and hinge wire spring used thereinTAKAMISAWA ELECTRIC CO·Filed 1982·Granted Mar 27, 1984·11 cites·2 claims
- 1155US4472699AElectromagnetic relayTAKAMISAWA ELECTRIC CO·Filed 1982·Granted Sep 18, 1984·10 cites·3 claims
- 1241US5264812ASmall, economical and stable polarized electromagnetic relay having two groups of electromagnetic relay portionsTAKAMISAWA ELECTRIC CO·Filed 1993·Granted Nov 23, 1993·7 cites·18 claims
- 1336US6211761B1Electromagnetic relay, joining structure for hinge spring and yoke in the electromagnetic relay, and flux penetration preventing structureTAKAMISAWA ELECTRIC CO·Filed 1998·Granted Apr 3, 2001·7 cites·4 claims
- 1435US5162764ASlim-type polarized electromagnetic relayTAKAMISAWA ELECTRIC CO·Filed 1991·Granted Nov 10, 1992·4 cites·4 claims
- 1533US4843360APolarized electromagnetic relayTAKAMISAWA ELECTRIC CO·Filed 1988·Granted Jun 27, 1989·4 cites·7 claims
- 1630US6181790B1Electromagnetic relay used in a telephone exchange or the like and contact spring assembly for the electromagnetic relayTAKAMISAWA ELECTRIC CO·Filed 1998·Granted Jan 30, 2001·2 cites·18 claims
- 1729US4539543ACore structure for an electromagnetic relayTAKAMISAWA ELECTRIC CO·Filed 1984·Granted Sep 3, 1985·4 cites·5 claims
- 1827US4516099AElectromagnetic relayTAKAMISAWA ELECTRIC CO·Filed 1982·Granted May 7, 1985·2 cites·6 claims
- 1925US4703295AElectromagnetic relay having precise positional relationship between elementsTAKAMISAWA ELECTRIC CO·Filed 1985·Granted Oct 27, 1987·1 cites·3 claims
Join the waitlist — get patent alerts
Get an alert when TAKAMISAWA ELECTRIC CO files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →