Assignee
GUARDIAN ELECTRIC MFG CO
13 granted patents·164 citations·filing 1975–1991
Top patents by PatentIndex Score
13 records- 0175US4041430ACoil bobbin and matching cover for solenoid assemblyGUARDIAN ELECTRIC MFG CO·Filed 1976·Granted Aug 9, 1977·25 cites·4 claims
- 0274US5161679AElectrical trigger switch with safety featuresGUARDIAN ELECTRIC MFG CO·Filed 1991·Granted Nov 10, 1992·28 cites·8 claims
- 0367US5227594AElectrical multi-directional switchGUARDIAN ELECTRIC MFG CO·Filed 1991·Granted Jul 13, 1993·32 cites·4 claims
- 0458US4025884ARelay constructionGUARDIAN ELECTRIC MFG CO·Filed 1975·Granted May 24, 1977·12 cites·11 claims
- 0556US4921567AMachine for wrapping tape on bobbinGUARDIAN ELECTRIC MFG CO·Filed 1988·Granted May 1, 1990·18 cites·9 claims
- 0653US3958200ABlade construction for relayGUARDIAN ELECTRIC MFG CO·Filed 1975·Granted May 18, 1976·12 cites·3 claims
- 0752US4019165AMiniature relay deviceGUARDIAN ELECTRIC MFG CO·Filed 1975·Granted Apr 19, 1977·8 cites·11 claims
- 0847US4255626AMultiple position switchGUARDIAN ELECTRIC MFG CO·Filed 1979·Granted Mar 10, 1981·10 cites·8 claims
- 0945US4272746AFour pole double throw relayGUARDIAN ELECTRIC MFG CO·Filed 1979·Granted Jun 9, 1981·7 cites·11 claims
- 1041US4342973ASolenoid annunciatorGUARDIAN ELECTRIC MFG CO·Filed 1980·Granted Aug 3, 1982·7 cites·4 claims
- 1129US4459573AHigh power pulse operated relayGUARDIAN ELECTRIC MFG CO·Filed 1982·Granted Jul 10, 1984·4 cites·17 claims
- 1229US4270108ABistable control switchGUARDIAN ELECTRIC MFG CO·Filed 1979·Granted May 26, 1981·1 cites·8 claims
- 1319US4386330AHigh power pulse operated relayGUARDIAN ELECTRIC MFG CO·Filed 1981·Granted May 31, 1983·0 cites·7 claims
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