- Srnka, L. J.: Method and apparatus for offshore electromagnetic sounding utilizing wavelength effects to determine optimum source and receiver positions. US 4,617,518.
- Srnka, L. J.: Remote Reservoir Resistivity Mapping: U.S 6,603,313 / RE39844, RE40231.
- Lu, X, Burtz, Srnka, L. J. and Carazzone, J. J.: Method for Removing Air Wave Effect From Offshore Frequency Domain Controlled-Source Electromagnetic Data, US 7,277,806.
- Lu, X. and Srnka, L. J.: Logarithmic spectrum transmitter waveform for controlled-source electromagnetic surveying, US 7,539,279.
- Srnka, L. J., and Carazzone, J. J.: Method of imaging subsurface formations using a virtual source array, US 7,769,572.
- Srnka, L. J., Lu, X., and Burtz, O. M.: Method for determining earth vertical electrical anisotropy in marine electromagnetic surveys, US 7,894,989.
- Wahrmund, L. A., Pavlov, D., and Srnka, L. J.: Method for controlled source electromagnetic reconnaissance surveying, US 7,925,443.
- Wahrmund, L. A., Green, K. E., Pavlov, D. A, and Srnka, L. J.: Method for obtaining resistivity rom controlled source electromagnetic data, US 8,014,988.
- Hornbostel, S. C., Ross, W. S., and Srnka, L. J.: Method for electromagnetic air-wave suppression by active cancellation and shielding, US 8,165,815.
