Dal
Norway
16
2020-03-19
The entities that hold a legal rights for patent applications filed by inventor Westerdahl Harald:
Harald Westerdahl from Dal, NO has applied for patents for these inventions. The list has both pending applications and granted patents:
Method for deghosting seismic data
#2 | 2019-09-05SEISMIC SENSOR RECORDING SYSTEM
#3 | 2019-08-15P/S wave measurement and compensation
#4 | 2017-03-16Seismic sensor recording system
#5 | 2017-03-16P/S wave measurement and compensation
#6 | 2014-11-13Apparatus for marine seismic survey
#7 | 2011-10-06Method of providing seismic data
#8 | 2009-11-12Electromagnetic method on shallow water using a controlled source
#9 | 2009-05-07SHEAR WAVE GENERATOR
#10 | 2007-02-22Device for monitoring of oil-water interface
#11 | 2006-11-16Method for monitoring low-resistivity formation using polarized waves
#12 | 2006-04-11Electromagnetic surveying for mapping the content of subterranean reservoirs
#13 | 2005-05-31Electromagnetic method and apparatus for determining the nature of subterranean reservoirs using refracted electromagnetic waves
#14 | 2005-03-08Electromagnetic methods and apparatus for determining the content of subterranean reservoirs
#15 | 2005-02-22Method and apparatus for determining the nature of subterranean reservoirs using refracted electromagnetic waves
#16 | 2005-01-27Method and apparatus for recovering hydrocarbons from subterranean reservoirs
966658 ⎘