Learn more

LEWIS INVISIBLE STITCH MACHINE

Overview
  • Total Patents
    140
About

LEWIS INVISIBLE STITCH MACHINE has a total of 140 patent applications. Its first patent ever was published in 1922. It filed its patents most often in United States, France and Canada. Its main competitors in its focus markets textiles and paper, machines and consumer goods are RICCAR SEWING MACHINE CO LTD, MERROW MACHINE CO and FREDERICK OSANN CO.

Patent filings in countries

World map showing LEWIS INVISIBLE STITCH MACHINEs patent filings in countries
# Country Total Patents
#1 United States 128
#2 France 4
#3 Canada 3
#4 Germany 3
#5 United Kingdom 2

Patent filings per year

Chart showing LEWIS INVISIBLE STITCH MACHINEs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Mueller Charles W 66
#2 Gruman Horace F 16
#3 Bowman Louis G 15
#4 Moulton Harley C 11
#5 Joseph Mann 6
#6 Simpson Kelso Ralph 4
#7 Geoffrey Stevenson 4
#8 Mueller Charles William 2
#9 George Tate Samuel 2
#10 William Nelson George 2

Latest patents

Publication Filing date Title
DE951969C Blindstitch chain stitch sewing machine, especially for sewing labels
US2588274A Sewing machine
US2679814A Blind stitch sewing machine
US2632416A Node former adjusting means for blind stitch sewing machines
US2609773A Thread handling mechanism for sewing machines
US2436759A Spangle slinging machine
US2416941A Blind-stitch machine
US2397431A Combined seaming and pinking mechanism
US2511367A Button sewing machine
US2427867A Combined seaming and pinking machine
US2381977A Sewing machine
US2352572A Combined seaming and pinking mechanism
US2363713A Combined seaming and trimming machine
US2280468A Blind stitch sewing machine for binding carpets
US2333128A Blind-stitch sewing machine
US2297372A Combined seaming and auxiliary mechanism
US2244224A Blind stitch sewing machine
US2221148A Blind stitch sewing machine
US2189433A Blind stitch sewing machine
US2182929A Top feed dog for sewing machines