Inventor · disambiguated record
Keith Sjostrom
Also filed as: SJOSTROM KEITH · SJOSTROM KEITH J · SJOSTROM KEITH JEROME
5 granted patents·3 pending applications·38 citations·filing 1998–2019
78Inventor score
Top patents by PatentIndex Score
8 records- 0175US7612704B2Positioning correction system and method for single and multi-channel ground penetrating radarUNDERGROUND IMAGING TECH INC·Filed 2008·Granted Nov 3, 2009·17 cites·24 claims
- 0273US9646415B2System and method for visualizing multiple-sensor subsurface imaging dataHANSON DAVID·Filed 2007·Granted May 9, 2017·12 cites·40 claims
- 0367US9611732B2Horizontal directional drilling system including sonde position detection using global positioning systemsREMPE SCOTT ALAN·Filed 2012·Granted Apr 4, 2017·4 cites·11 claims
- 0454US2019234199A1Horizontal directional drilling system including sonde position detection using global positioning systemsVERMEER MFG CO·Filed 2019·Application pending·0 cites
- 0552US10294776B2Horizontal directional drilling system including sonde position detection using global positioning systemsVERMEER MFG CO·Filed 2017·Granted May 21, 2019·0 cites·14 claims
- 0638US2019369283A1Cross-bore detection during horizontal directional drillingVERMEER CORP·Filed 2017·Application pending·0 cites
- 0735US2003012411A1System and method for displaying and collecting ground penetrating radar dataFiled 2002·Application pending·0 cites
- 0822US6028270ANoninvasive mass determination stockpiled materialsUS ARMY·Filed 1998·Granted Feb 22, 2000·5 cites·3 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →