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PORTER SEWING MACHINES INC

Overview
  • Total Patents
    41
About

PORTER SEWING MACHINES INC has a total of 41 patent applications. Its first patent ever was published in 1984. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and EPO (European Patent Office). Its main competitors in its focus markets textiles and paper and machines are CHARLES SEAMAN, UNION SPECIAL GMBH and HAMS CORP.

Patent filings per year

Chart showing PORTER SEWING MACHINES INCs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Porter Michael R 39
#2 Marcangelo Steven 19
#3 Mulcahey Charles E 16
#4 Kirby John J 14
#5 Laroe Frank W 6
#6 Brophy Thomas G 5
#7 Babson Edward 4
#8 Porter Robert E 3
#9 Laroe Frank W Iii 3
#10 Marcangelo Steve 2

Latest patents

Publication Filing date Title
AU6340300A Method and apparatus for sewing handles on a strip of material
US6000352A Method and apparatus for sewing fabric panels
US5738029A Method and apparatus for sewing handles on side panels on a box spring
US5664508A Method and apparatus for forming the side panel of a mattress sack
US5678502A Variable walking foot apparatus for a sewing machine for mattresses
WO9504852A1 Method and apparatus for assembly of pillow-top mattress covers
US5529004A Method and apparatus for manipulating and sewing flexible fabrics
US5526761A Method and apparatus for closing mattresses
US5520129A Method and apparatus for join and sew application
US5309854A High lift sewing machine
US5097777A Method and apparatus for preloading material to be sewn into a sewing machine and for compensating for uneven lengths of such materials
US5020460A Method and apparatus for aligning a fabric ply in a sewing machine
US4825787A Method and apparatus for guiding fabric to a sewing machine
US4730566A Automatic pocket label stitcher
US4546716A Double overlock seamer