Assignee
UMAC INC
US·10 granted patents·302 citations·filing 1979–2006
Top patents by PatentIndex Score
10 records- 0181US4465309AConnecting or repair deviceUMAC INC·Filed 1981·Granted Aug 14, 1984·45 cites·15 claims
- 0280US5704391AGravity-operated gas shut-off valveUMAC INC·Filed 1995·Granted Jan 6, 1998·60 cites·23 claims
- 0376US7562668B2Excess flow valvesUMAC INC·Filed 2006·Granted Jul 21, 2009·12 cites·27 claims
- 0474US4958657AGas supply safety deviceUMAC INC·Filed 1989·Granted Sep 25, 1990·41 cites·17 claims
- 0570US4410391AApparatus for relining an underground gas line or the like without excavationUMAC INC·Filed 1982·Granted Oct 18, 1983·25 cites·22 claims
- 0668US5551476ABalanced-flow gas safety valveUMAC INC·Filed 1995·Granted Sep 3, 1996·34 cites·4 claims
- 0767US4394202AMethod for relining an underground gas line or the like without excavationUMAC INC·Filed 1981·Granted Jul 19, 1983·31 cites·22 claims
- 0864US4549752AConnector for tubular membersUMAC INC·Filed 1984·Granted Oct 29, 1985·22 cites·16 claims
- 0963US6814101B2Excessive flow valveUMAC INC·Filed 2003·Granted Nov 9, 2004·18 cites·14 claims
- 1054US4295494AMethod and apparatus for plugging and cutting a gas line or the like without excavationUMAC INC·Filed 1979·Granted Oct 20, 1981·14 cites·13 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →