Inventor · disambiguated record
Eiolf Vikhagen
Also filed as: VIKHAGEN EIOLF
9 granted patents·64 citations·filing 1992–2019
85Inventor score
Top patents by PatentIndex Score
9 records- 0182US7933003B2Method and apparatus for studying surface vibrations by moving speckle interferometerSTATOIL ASA·Filed 2005·Granted Apr 26, 2011·21 cites·17 claims
- 0279US7583387B2Seismic explorationSTATOIL ASA·Filed 2005·Granted Sep 1, 2009·15 cites·22 claims
- 0370US8498176B2Seismic explorationMELDAHL PAUL·Filed 2006·Granted Jul 30, 2013·7 cites·52 claims
- 0460US10466032B2Optical interferometryOPTONOR AS·Filed 2016·Granted Nov 5, 2019·1 cites·20 claims
- 0555US11867611B2Optical-interference analysisOPTONOR AS·Filed 2019·Granted Jan 9, 2024·0 cites·22 claims
- 0651US8797549B2Interferometric methods and apparatus for seismic explorationMELDAHL PAUL·Filed 2009·Granted Aug 5, 2014·3 cites·20 claims
- 0749US6970251B2Method for vibration measurement and interferometerOPTONOR AS·Filed 2001·Granted Nov 29, 2005·6 cites·8 claims
- 0844US9964432B2Method of vibration measurement and interferometerOPTONOR AS·Filed 2013·Granted May 8, 2018·0 cites·17 claims
- 0935US5363901AMethod for detecting pinholes in continuously cast billetsELKEM TECHNOLOGY·Filed 1992·Granted Nov 15, 1994·11 cites·14 claims
Join the waitlist — get patent alerts
Get an alert when Eiolf Vikhagen files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →