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NAT MARINE SERVICE INC

Overview
  • Total Patents
    125
About

NAT MARINE SERVICE INC has a total of 125 patent applications. Its first patent ever was published in 1968. It filed its patents most often in United Kingdom, Norway and United States. Its main competitors in its focus markets chemical engineering, environmental technology and civil engineering are BYERS E V, HEADWORKS INC and WALLANDER HYDROPRESS CO AB.

Patent filings in countries

World map showing NAT MARINE SERVICE INCs patent filings in countries

Patent filings per year

Chart showing NAT MARINE SERVICE INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Walters Chester Howard 14
#2 Wright David Atwood 14
#3 Veld Cornelis In T 13
#4 Walters C H 12
#5 Walters Chester H 11
#6 Walters C 9
#7 Wright D 8
#8 Wright D A 8
#9 Wright David A 7
#10 Sullivan Greig E 6

Latest patents

Publication Filing date Title
DK9581A Gravitation separator for mixtures of non-mixable liquids of different weighted isaes oil and water
CA1109807A Gravitational separator for mixtures of immiscible liquids of different densities
NL8000088A Boom for collecting oil floating on water - has spaced rows of floating panels and diverters for directing oil to skimmer at one end of boom
AU4356179A Gravitational separator for mixtures
KR810001578B1 Gravitation separator for mixtures of immiscible liquids of different densities
GB1591418A Self-adjusting exciter band for shaft speed magnetic pick-up
GB1591419A Method of measuring the speed and/or direction of rotation of a rotatable shaft
KR810001577B1 Gravitational separator for mixtures of immiscible liquids of different densities
IL53586A Gravitational separator for mixtures of immiscible liquids of different densities
KR810001519B1 Gravitational separator for mixtures of immiscible liquids of different densities
KR810001518B1 Gravitationalseparator for mixtures of immiscible liquids of different densities
KR820000454B1 Bilge water disposal method including oil recovery means
PT66259A Oil boom for collecting and skimming oils on a water surface
ES456339A1 Improvements introduced into an aguilon for the collection and the superficial removal of petroleum that floats in the surface of a water mass. (Machine-translation by Google Translate, not legally binding)
FR2381868A1 Boom for collecting oil floating on water - has spaced rows of floating panels and diverters for directing oil to skimmer at one end of boom
CH616190A5 Oil boom for collecting and skimming oil from a water surface
DE2706796A1 Boom for collecting oil floating on water - has spaced rows of floating panels and diverters for directing oil to skimmer at one end of boom
FI770475A Oljebom foer uppsamling av olja fraon wattenytan
IL51434A Oil boom for collecting and skimming oil on a water surface
AU2217877A Oil skimmer boom