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FROST ENG DEV

Overview
  • Total Patents
    42
About

FROST ENG DEV has a total of 42 patent applications. Its first patent ever was published in 1963. It filed its patents most often in United States, France and United Kingdom. Its main competitors in its focus markets machines, transport and mechanical elements are KOCH & SONS INC H, DAMM CARL A and HARLEY PATENTS INT.

Patent filings in countries

World map showing FROST ENG DEVs patent filings in countries
# Country Total Patents
#1 United States 16
#2 France 7
#3 United Kingdom 5
#4 Germany 4
#5 Israel 3
#6 Italy 3
#7 Switzerland 2
#8 Sweden 2

Patent filings per year

Chart showing FROST ENG DEVs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Frost Richard H 14
#2 Criley Ronald L 6
#3 Varner Horace M 5
#4 Stech Ernest L 4
#5 Frost R H 2
#6 Tallentire Francis I 2
#7 Russell George K 2
#8 Frost R 2
#9 Criley Ronald 1
#10 Dodge Charles W 1

Latest patents

Publication Filing date Title
US5131491A Descent controller
US5038888A Descent controller
US5070962A Egress and evacuation harness
US4883146A Descent control device with deadman brake
US4938435A Personnel lowering device
US4228568A Releasable fastener for aircraft ejection seats
US4042194A Parachute harness release mechanism
US4028948A Actuating mechanism for seat restraint divestment system
US3986234A Releasable fastener
US3954234A Single point ground emergency seat restraint divestment system
US3815464A Gas operated single stroke servo-motor
US3872556A Gas operated quick disconnect coupling
US3738456A Speed sensitive self-energizing brake
US3602483A Load-lowering device
US3238763A Plier-type hand tool
US3238941A Balling gun