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GLENN L MARTIN CO

Overview
  • Total Patents
    441
About

GLENN L MARTIN CO has a total of 441 patent applications. Its first patent ever was published in 1914. It filed its patents most often in United States, United Kingdom and Canada. Its main competitors in its focus markets transport, machines and machine tools are CONS VULTEE AIRCRAFT CORP, CHANCE VOUGHT AIRCRAFT INC and REPUBLIC AVIAT CORP.

Patent filings in countries

World map showing GLENN L MARTIN COs patent filings in countries
# Country Total Patents
#1 United States 354
#2 United Kingdom 50
#3 Canada 28
#4 France 5
#5 Germany 3
#6 Switzerland 1

Patent filings per year

Chart showing GLENN L MARTIN COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Overbeke John W 11
#2 Miller Leslie T 11
#3 Hill Thomas C 10
#4 Pajak Theodore P 10
#5 Milburn Lessiter C 10
#6 Gray Reid B 9
#7 Pepersack Francis J 8
#8 Veit Hermann E 8
#9 Klemm Herman G 6
#10 Turnbull William J 6

Latest patents

Publication Filing date Title
GB828081A Method of and apparatus for making seam welded cellular structure
US2800029A Variable displacement sinusoidal drive mechanism
US2825110A Antenna wire tension and ejecting unit
US2839920A Sea state wave meter
US2772401A Delay line
US2780716A Core manufacture
US2799318A Method and apparatus for removing dents from contoured object by use of reduced pressure above dent combined with tapping forces
GB805283A Improvements in or relating to airfoils or the like
GB803065A Improvements in or relating to honeycomb panel and method of making same
US2792599A Seal
US2787932A Blind rivet having tapered expander pin therein
US2821706A Antenna mounting for a guided missile
US2796253A Cushion control system for a press
GB724421A Chip removing and lubricating device for a machine tool
US2821349A Dive control system for pilotless aircraft
US2710731A Removable bulkhead for aircraft
US2691206A Contour cutting saw
US2795057A Target image projector for gunnery trainers
US2800210A Electro-mechanical clutch-brake
US2730380A Coupling