POLLUTION CONTROL INC has a total of 22 patent applications. Its first patent ever was published in 1968. It filed its patents most often in United States, Germany and France. Its main competitors in its focus markets environmental technology, chemical engineering and machines are HAGA ZENTRIFUGEN GMBH, SPINTEK SYSTEMS INC and KESTNER EVAPORATOR COMPANY.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 7 | |
#2 | Germany | 4 | |
#3 | France | 4 | |
#4 | Italy | 4 | |
#5 | Canada | 1 | |
#6 | United Kingdom | 1 | |
#7 | Sweden | 1 |
# | Industry | |
---|---|---|
#1 | Environmental technology | |
#2 | Chemical engineering | |
#3 | Machines | |
#4 | Engines, pumps and turbines | |
#5 | Foods and drinks |
# | Name | Total Patents |
---|---|---|
#1 | Humiston Gerald F | 5 |
#2 | Cotton Barton L | 2 |
#3 | Reckers Donald J | 2 |
#4 | Cotton B | 1 |
#5 | Murray Bill D | 1 |
#6 | Cotton Barton Lester | 1 |
#7 | Humiston Gerald Francis | 1 |
#8 | Humiston G | 1 |
#9 | Reckers D | 1 |
#10 | Brewer Jack G | 1 |
Publication | Filing date | Title |
---|---|---|
US5313991A | Apparatus for containing oil and waste spills at a loading and unloading line connection | |
US3957588A | Evaporative and centrifugal apparatus for effecting concentration and/or purification of feed stocks | |
US3897758A | Rotary internal combustion engine | |
DE2424147A1 | VALVE ARRANGEMENT FOR ROTARY PISTON COMBUSTION ENGINES | |
GB1393058A | Rotary positive displacement engine | |
US3893894A | Low temperature water purification system | |
US3837491A | Liquid purification apparatus and process | |
CA930398A | Aeration nozzle | |
US3642134A | Method and apparatus for tertiary treatment of effluent | |
US3525436A | Sewage treatment plant |