Learn more

AIRCRAFT SCREW PROD CO

Overview
  • Total Patents
    117
About

AIRCRAFT SCREW PROD CO has a total of 117 patent applications. Its first patent ever was published in 1936. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets machine tools, machines and mechanical elements are HELI COIL CORP, BERGEN CABLE TECH INC and VAUGHN RUDOLPH M.

Patent filings in countries

World map showing AIRCRAFT SCREW PROD COs patent filings in countries
# Country Total Patents
#1 United States 29
#2 Canada 26
#3 United Kingdom 24
#4 Switzerland 19
#5 France 18
#6 Denmark 1

Patent filings per year

Chart showing AIRCRAFT SCREW PROD COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Company Inc Aircraft Screw Pro 17
#2 Haas Otto 13
#3 Otto Haas 9
#4 Caminez Harold 8
#5 Cram Harkness W 8
#6 Harold Caminez 7
#7 Eckener Erwin 5
#8 Hawkins James Richard 4
#9 Erwin Eckener 3
#10 Richard Hawkins James 3

Latest patents

Publication Filing date Title
GB637340A Tool for inserting and extracting wire coils in and from tapped holes
GB624978A Expanding tool
GB619407A Locking inserts for screw connections
GB610869A Thread bushings for screw connections
GB610870A Wire thread bushings
GB608009A Screw-driving tool
GB605509A Long-shaft stud driver
US2401912A Wire thread bushing
GB590362A Tool for securing inserts in tapped holes
GB590361A Method of recessing wire coils
GB590363A Insert assembling tool
GB591021A Securing wire inserts in tapped holes
GB589848A Wire coiling machine
US2400548A Driver for helical members
US2435137A Long-shaft stud driver
US2392843A Insert securing tool
GB583325A Screw-driving tool
US2390545A Inserting tool for tangless inserts
US2387257A Flanged nut
US2386197A Nut