PEC RESEARCH INC has a total of 13 patent applications. Its first patent ever was published in 1989. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and Australia. Its main competitors in its focus markets environmental technology, chemical engineering and civil engineering are JEONGBONG CO LTD, GOLCZ ANDRZEJ and BOOKANG TECH CO LTD.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 6 | |
#2 | WIPO (World Intellectual Property Organization) | 4 | |
#3 | Australia | 3 |
# | Industry | |
---|---|---|
#1 | Environmental technology | |
#2 | Chemical engineering | |
#3 | Civil engineering | |
#4 | Surface technology and coating | |
#5 | Machines |
# | Name | Total Patents |
---|---|---|
#1 | Stearns Donald M | 13 |
Publication | Filing date | Title |
---|---|---|
US5275735A | Method and apparatus for dissolving gas in liquid, e.g., in wastewater collection and transmission systems | |
US5190670A | Process and system for separating and condensing contaminants from a liquid | |
WO9220624A1 | Methods and apparatus for producing potable water | |
US5133882A | Barge mounted oil recovery and recycle system | |
US5125167A | Organic vapor containment and recycle system for open tanks and containers | |
US4976863A | Wastewater treatment process |