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Patent applications and USPTO patent grants for Karlsson; Mattias Fredrik.The latest application filed is for "low noise, towed electromagnetic system for subsurface exploration".
Patent | Date |
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Low noise, towed electromagnetic system for subsurface exploration Grant 7,737,698 - Tenghamn , et al. June 15, 2 | 2010-06-15 |
Low noise, towed electromagnetic system for subsurface exploration App 20070229083 - Tenghamn; Stig Rune Lennart ;   et al. | 2007-10-04 |
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