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NAT MFG CO

Overview
  • Total Patents
    122
About

NAT MFG CO has a total of 122 patent applications. Its first patent ever was published in 1899. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets civil engineering, machines and consumer goods are MCKINNEY MFG CO, ED SCHARWOCHTER GMBH and PATENTES FAC SA.

Patent filings in countries

World map showing NAT MFG COs patent filings in countries
# Country Total Patents
#1 United States 101
#2 Canada 14
#3 United Kingdom 3
#4 France 2
#5 Austria 1
#6 Germany 1

Patent filings per year

Chart showing NAT MFG COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Bittorf Louis A 20
#2 Edeus James A 10
#3 Johnston James R 10
#4 George Banse 7
#5 Meiste Cordell E 6
#6 Schoenwetter Reinhold D 6
#7 Clark Earl W 5
#8 Ferris Walton C 5
#9 Banse George 3
#10 Crown Marlin D 3

Latest patents

Publication Filing date Title
US2006248979A1 Gate latch
US2006152020A1 Door handle assembly
US6669024B2 Sweeper magnet
US5315850A Surface mounted slide bolt
US5318264A Infinitely adjustable shelving and method
US5257839A Tension latch assembly
CA2055360A1 Tension latch
CA1331392C Support bracket
US4845807A Flashing bracket
US4829794A Padlock
US4742645A Pocket-door assembly
US4750237A Trolley assembly for a pocket door
US4643469A Gate latch
US4642844A Trolley hanger for sliding door
US4483044A Pneumatic door closer having resilient braking sleeve and cooperating piston rod incremental braking enlargements
US4784416A Door latch
US4494354A Door frame construction
US4731902A Door and gate spring
US4486917A Door closer with a compressible braking sleeve
US4081880A Lower guide for horizontally sliding door