Assignee
NAT HAND TOOL CORP
US·4 granted patents·256 citations·filing 1978–1990
Top patents by PatentIndex Score
4 records- 0194US4762033ARatchet wrench with manual disassembly capabilityNAT HAND TOOL CORP·Filed 1987·Granted Aug 9, 1988·92 cites·41 claims
- 0291US4986147ARatchet wrench having an internally reinforced handleNAT HAND TOOL CORP·Filed 1990·Granted Jan 22, 1991·83 cites·12 claims
- 0385US5012705ARatchet wrench with manually removable coreNAT HAND TOOL CORP·Filed 1990·Granted May 7, 1991·59 cites·6 claims
- 0458US4174037ASpace-conserving skin-packed assemblyNAT HAND TOOL CORP·Filed 1978·Granted Nov 13, 1979·22 cites·7 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →