Assignee
FRL INC
US·4 granted patents·213 citations·filing 1982–2000
Top patents by PatentIndex Score
4 records- 0193US4514692AMetal detector and discriminator using differentiation for background signal suppressionFRL INC·Filed 1982·Granted Apr 30, 1985·72 cites·12 claims
- 0287US4628265AMetal detector and classifier with automatic compensation for soil magnetic minerals and sensor misalignmentFRL INC·Filed 1983·Granted Dec 9, 1986·52 cites·13 claims
- 0369US6133829AWalk-through metal detector system and methodFRL INC·Filed 1999·Granted Oct 17, 2000·70 cites·25 claims
- 0459US6583625B1Metal detector and method in which mineralization effects are eliminatedFRL INC·Filed 2000·Granted Jun 24, 2003·19 cites·24 claims
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