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HARTCO CO

Overview
  • Total Patents
    81
About

HARTCO CO has a total of 81 patent applications. Its first patent ever was published in 1969. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets machines, machine tools and furniture and games are RAUSCHENBERGER JOERG, N I SHI AUTO TEC KK and OPTO SYSTEM AB.

Patent filings in countries

World map showing HARTCO COs patent filings in countries

Patent filings per year

Chart showing HARTCO COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Langas Arthur 21
#2 Pearson Kenneth Carlton 15
#3 Lingle Harrison C 9
#4 Pearson Kenneth C 9
#5 Ayres Donald B 8
#6 Ayres Donald Bruce 6
#7 Lingle Harrison Church 5
#8 Forsthoff Mark Alan 4
#9 Gustafson Glenn H 4
#10 Aasaa Rangasu 3

Latest patents

Publication Filing date Title
CA2000754A1 A borderwire on a mattress innerspring
US4935998A Fastener clip for furniture rails
CA1316432C Apparatus and method for automatically securing borderwires on mattress innersprings
US4829643A Apparatus and method for automatically securing borderwires on mattress innersprings
CA1295468C Apparatus and method for automatically securing borderwires on mattress innersprings
US4815182A Apparatus and method for automatically securing borderwires on mattress innersprings
US4724590A Apparatus and method for automatically securing borderwires on mattress innersprings
CA1224017A U-clip assembly and method of producing and utilizing the same
US4546528A Clip wrapping tool apparatus
AU9091082A U-clip assembly
US4454636A Spring fastener clip for wooden furniture rails
US4458387A Upholstery panel nail construction
US4472849A Bedspring assembly with novel border wire and method of forming the latter
US4224731A Method of and apparatus for applying pronged sheet metal spring anchoring clips to furniture rails
US4189523A Sheet metal fastener assembly and method of forming the same
US4102586A Spring fastener clips for wooden furniture rails
US4062087A Self-sustaining spring fastener clips for furniture rails and assemblies thereof
CA947623A Clip applying and clinching tools
US3647593A Method of and apparatus for producing uniform lengths of ribbon-connected fastener clips
US3641656A Clip applying and clinching tools