PETROTECHNOLOGIES INC has a total of 23 patent applications. Its first patent ever was published in 2004. It filed its patents most often in United States, Canada and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets measurement, mechanical elements and civil engineering are HUNTING OILFIELD SERVICES INC, FIBERSPAR SPOOLABLE PROD INC and RIDENOUR RALPH GAYLORD.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 5 | |
#2 | Canada | 4 | |
#3 | WIPO (World Intellectual Property Organization) | 4 | |
#4 | Brazil | 3 | |
#5 | EPO (European Patent Office) | 3 | |
#6 | Mexico | 3 | |
#7 | Israel | 1 |
# | Industry | |
---|---|---|
#1 | Measurement | |
#2 | Mechanical elements | |
#3 | Civil engineering | |
#4 | Machines | |
#5 | Control |
# | Name | Total Patents |
---|---|---|
#1 | Levy David | 18 |
#2 | David Levy | 3 |
#3 | Levy David Baer | 2 |
#4 | Lasalle Adam | 1 |
Publication | Filing date | Title |
---|---|---|
WO2021046514A1 | Connector with apparatus for relieving torsional strain on sealing elements | |
US2020049289A1 | Connector with apparatus for relieving torsional strain on sealing elements | |
US2020048970A1 | Pressure balancing mechanism for a connector | |
US9429956B1 | Modular check valve system | |
WO2016118233A1 | High pressure redundant seal connector | |
EP2607878A2 | System and Method for Testing Fluid Seals for Leaks | |
US8037933B1 | Externally testable redundant seal connector | |
WO2009002590A1 | High pressure energizable tube connector for a well and method of energizing the connector | |
US7219736B1 | Externally testable redundant connections for subsea wells |