Assignee
PERMA POWER ELECTRONICS INC
US·8 granted patents·458 citations·filing 1981–1990
Top patents by PatentIndex Score
8 records- 0197US4587588APower line transient surge suppressorPERMA POWER ELECTRONICS INC·Filed 1984·Granted May 6, 1986·182 cites·24 claims
- 0293US5053910ASurge suppressor for coaxial transmission linePERMA POWER ELECTRONICS INC·Filed 1989·Granted Oct 1, 1991·116 cites·24 claims
- 0380US5055703ALoad protection circuitPERMA POWER ELECTRONICS INC·Filed 1990·Granted Oct 8, 1991·48 cites·10 claims
- 0474US4890005AStandby power supply line voltage fault detectorPERMA POWER ELECTRONICS INC·Filed 1987·Granted Dec 26, 1989·27 cites·22 claims
- 0572US4956563AStandby power supplyPERMA POWER ELECTRONICS INC·Filed 1987·Granted Sep 11, 1990·25 cites·13 claims
- 0661US4808495AShock-protected battery cover assemblyPERMA POWER ELECTRONICS INC·Filed 1987·Granted Feb 28, 1989·22 cites·11 claims
- 0755US4398647ATemporary mounting means for multiple outlet stripPERMA POWER ELECTRONICS INC·Filed 1981·Granted Aug 16, 1983·24 cites·4 claims
- 0841US4890002ALine voltage fault detector for appliance protectionPERMA POWER ELECTRONICS INC·Filed 1988·Granted Dec 26, 1989·14 cites·11 claims
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