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AETNA STANDARD ENG CO

Overview
  • Total Patents
    262
About

AETNA STANDARD ENG CO has a total of 262 patent applications. Its first patent ever was published in 1925. It filed its patents most often in United States, United Kingdom and Canada. Its main competitors in its focus markets machine tools, machines and packaging and shipping are HEAD WRIGHTSON MACH, CO STEEL INT and MORGAARDSHAMMAR AB CENTRO.

Patent filings in countries

World map showing AETNA STANDARD ENG COs patent filings in countries
# Country Total Patents
#1 United States 99
#2 United Kingdom 58
#3 Canada 37
#4 France 27
#5 Germany 23
#6 Japan 16
#7 Spain 1
#8 Italy 1

Patent filings per year

Chart showing AETNA STANDARD ENG COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Schuetz James W 16
#2 Scheib William R 16
#3 William Rodder 15
#4 Matteson Elwin A 12
#5 Taylor Clarence L 10
#6 Strock Donald V 10
#7 Rodder William 10
#8 Pozsgay Dezsoe Albert 7
#9 Patejak Jerzy F 6
#10 Remner Robert A 6

Latest patents

Publication Filing date Title
US4578974A Seamless tube mill
GB1575859A Process for the production of seamless tubular products
CA1050307A Plug and shoe changing in piercing and reeling mills
US4103530A Self-centering punch for billet centering machine or the like
US4054071A Flying saw with movable work shifter
JPS5277869A Method of rolling tube material to stretch and reduce it
US4037449A Continuous flow plug mill system
US4037451A Piercing and reeling mill construction with removable cap
US4028923A Plug and shoe changing in piercing and reeling mills
US4038854A Plug changer for plug mill
US4037453A Shellpusher for plug mill or the like
US4022047A Hose reel for piercer and reeler outlet tables
US4038855A Stretch reducing mill
US4022092A Multiple blade scrap saw for pipe mill
US4002048A Method of stretch reducing of tubular stock
US3982416A Indexing wedge drive for cold tube reducing mills and the like
US3994191A Flying shear with antifriction carriage support
US4007655A Flying cutter with continuous work piece support
US4024780A Flying rotary saw
US3972410A Apparatus for diverting pipe to a plurality of beds or the like