Assignee
HARTCO CO
US·13 granted patents·390 citations·filing 1976–1989
Top patents by PatentIndex Score
13 records- 0187US4508220AU-Clip assembly and method of producing and utilizing the sameHARTCO CO·Filed 1984·Granted Apr 2, 1985·50 cites·5 claims
- 0285US4458387AUpholstery panel nail constructionHARTCO CO·Filed 1982·Granted Jul 10, 1984·44 cites·14 claims
- 0382US4935998AFastener clip for furniture railsHARTCO CO·Filed 1989·Granted Jun 26, 1990·61 cites·3 claims
- 0476US4724590AApparatus and method for automatically securing borderwires on mattress innerspringsHARTCO CO·Filed 1986·Granted Feb 16, 1988·34 cites·30 claims
- 0573US4546528AClip wrapping tool apparatusHARTCO CO·Filed 1984·Granted Oct 15, 1985·27 cites·27 claims
- 0672US4224731AMethod of and apparatus for applying pronged sheet metal spring anchoring clips to furniture railsHARTCO CO·Filed 1978·Granted Sep 30, 1980·26 cites·4 claims
- 0771US4102586ASpring fastener clips for wooden furniture railsHARTCO CO·Filed 1977·Granted Jul 25, 1978·32 cites·11 claims
- 0871US4062087ASelf-sustaining spring fastener clips for furniture rails and assemblies thereofHARTCO CO·Filed 1976·Granted Dec 13, 1977·34 cites·5 claims
- 0970US4829643AApparatus and method for automatically securing borderwires on mattress innerspringsHARTCO CO·Filed 1988·Granted May 16, 1989·28 cites·37 claims
- 1056US4815182AApparatus and method for automatically securing borderwires on mattress innerspringsHARTCO CO·Filed 1987·Granted Mar 28, 1989·16 cites·20 claims
- 1155US4454636ASpring fastener clip for wooden furniture railsHARTCO CO·Filed 1982·Granted Jun 19, 1984·23 cites·1 claims
- 1246US4189523ASheet metal fastener assembly and method of forming the sameHARTCO CO·Filed 1978·Granted Feb 19, 1980·12 cites·7 claims
- 1330US4472849ABedspring assembly with novel border wire and method of forming the latterHARTCO CO·Filed 1982·Granted Sep 25, 1984·3 cites·6 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →