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
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →