The report contains ten-year analysis with the following sections
contact us for pricing
Check out our sample pages |
Many companies now available
Search to find companies of interest
read summary of their published patent
the company report contains more information
tdw delaware | 320 |
tididabl-ju delavehr | 3 |
tdw delaware inc. (us) | 1 |
tdw delaware | 30 |
tididabl-ju delavehr | 2 |
tdw delaware | 24 |
Title of patent family (most common patent title) |
Family members |
Filing year |
---|---|---|
pipeline inspection tool with double spiral emat sensor array | 43 | 2009 |
verifiable closing and locking system of a cylindrical passageway | 32 | 2008 |
improved double block and bleed plug | 30 | 2007 |
machine-actuated and removable safety closure with anti-rotation and machine-released ho… 🛈 | 25 | 2012 |
an improved pipeline pig signal with adjustable mounting | 15 | 2007 |
device for sealing pipelines | 15 | 2015 |
magnetometer-based detector for objects in a pipeline | 14 | 2009 |
speed control drive section with failsafe valve | 14 | 2009 |
vortex inhibitor dispersal pig | 13 | 2008 |
telescoping double block and bleed plug | 12 | 2009 |