Inventor · disambiguated record
Stephen Dunn
Also filed as: DUNN STEPHEN · DUNN STEPHEN R
3 granted patents·21 citations·filing 2005–2011
67Inventor score
Top patents by PatentIndex Score
3 records- 0176US7947165B2Method for extracting and upgrading of heavy and semi-heavy oils and bitumensYEDA RES & DEV·Filed 2005·Granted May 24, 2011·14 cites·17 claims
- 0275US8372347B2Method for extracting and upgrading of heavy and semi-heavy oils and bitumensYEDA RES & DEV·Filed 2011·Granted Feb 12, 2013·3 cites·7 claims
- 0371US8857512B2Situ extraction process for the recovery of hydrocarbonsNENNIGER JOHN·Filed 2008·Granted Oct 14, 2014·4 cites·21 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →