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ATWOOD VACUUM MACHINE CO

Overview
  • Total Patents
    337
About

ATWOOD VACUUM MACHINE CO has a total of 337 patent applications. Its first patent ever was published in 1925. It filed its patents most often in United States, Canada and France. Its main competitors in its focus markets civil engineering, machines and transport are M & C CORP, MCKINNEY MFG CO and PATENTES FAC SA.

Patent filings in countries

World map showing ATWOOD VACUUM MACHINE COs patent filings in countries
# Country Total Patents
#1 United States 165
#2 Canada 58
#3 France 36
#4 United Kingdom 32
#5 Germany 24
#6 Italy 10
#7 Japan 5
#8 Brazil 2
#9 Spain 2
#10 Sweden 2
#11 Australia 1

Patent filings per year

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

Focus industries

Top inventors

# Name Total Patents
#1 Agnar Johnson 16
#2 Kay Miller 13
#3 Atwood Lyle C 13
#4 Lustig Walter R 12
#5 Marchione Joseph H 12
#6 Marx Thomas O 12
#7 Johnson Agnar 11
#8 Kirk Joseph R 10
#9 Johnson George H 9
#10 Huetsch Larry C 9

Latest patents

Publication Filing date Title
US4648657A Seat adjuster responsive to tilting of seat back
US4533276A Swivel
US4528739A Rivet and method of using the same
CA1159438A Landing gear actuator
US4337875A Overflow and vent cap for a container
US4402526A Landing gear actuator
US4400986A Landing gear actuator
US4364450A Apparatus for mounting a transmission selector
US4352505A Straddle mount trailer coupler
US4342447A Gas spring with tubular shell seal
US4372429A Pneumatic spring with protective boot
US4298194A Gas spring with improved terminal connector and mounting means
US4283073A Ball type gooseneck hitch
US4306734A Apparatus for use with a trailer equipped with a surge brake actuator and with an anti-sway mechanism
US4225261A Ball socket assembly with resilient locking key
DE2900610A1 GAS PRESSURE SPRING ELEMENT, ESPECIALLY FOR TRUNK COVERS AND REAR DOORS OF MOTOR VEHICLES
US4223766A Trailer hitch and brake actuating assembly
JPS5425376A Spring contained with gas
US4057892A Method of installing a water heater in a recreational vehicles
US4079925A Head end closure for the cylinder of a piston and cylinder assembly