Learn more

SOUTHWORTH MACHINE CO

Overview
  • Total Patents
    55
About

SOUTHWORTH MACHINE CO has a total of 55 patent applications. Its first patent ever was published in 1914. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets packaging and shipping, textiles and paper and machines are HARRIS GRAPHICS CORP, SHIELDS ALBERT F and WILL E C H GMBH & CO.

Patent filings in countries

World map showing SOUTHWORTH MACHINE COs patent filings in countries
# Country Total Patents
#1 United States 38
#2 Canada 9
#3 United Kingdom 5
#4 Germany 3

Patent filings per year

Chart showing SOUTHWORTH MACHINE COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Roy Aberle 5
#2 Aberle Roy F 5
#3 Atwood Lamar T 5
#4 Theodore Hawkes Howard 4
#5 Cobb Elmer M 4
#6 Spaulding Eugene A 4
#7 Hawkes Howard Theodore 3
#8 Radomski J 3
#9 Wilson D 3
#10 Stacy Edson H 3

Latest patents

Publication Filing date Title
US3815259A Sheet edge aligning apparatus
US3791047A Sheet winding and turning apparatus
CA976997A Apparatus and method for feeding lifts of sheets without marking same
GB1336834A Method of and apparatus for segregating batches of sheets from a stack thereof
US3724089A Sheet winding, turning and aligning method and apparatus
US3680220A Sheet winding and turning method and system
US3605535A Combined punching and cornering apparatus and method
GB1274322A Apparatus and method for directing sheets along alternative paths
US3533496A Method for guiding while longitudinally conveying a ream of single sheets of paper
US3576261A Automatic feed for lifts of limp paper
US3529709A Method of register feeding
US3547279A Dual inverter for counted stacks of sheets
US3463485A Method of ream collecting single sheets
US3103284A Cantilevered pile transfer apparatus
GB971905A Apparatus for use in the preparation of stacks of flexible sheets
GB971906A Method of processing flexible sheets
US3165209A Sheet sorting table
US3017041A Ream transfer apparatus and method
US2982064A Automatic carton sealing apparatus
US3209931A Sheet transfer method