Inventor · disambiguated record
John E. Gunnells
Also filed as: GUNNELLS JOHN · GUNNELLS JOHN E
1 granted patent·3 pending applications·8 citations·filing 2007–2012
31Inventor score
Top patents by PatentIndex Score
4 records- 0161US7762335B2Switching apparatus between independent control systems for a subsurface safety valveBAKER HUGHES INC·Filed 2007·Granted Jul 27, 2010·8 cites·22 claims
- 0250US2010314571A1Unitary Flapper Base and Method of ManufactureBAKER HUGHES INC·Filed 2009·Application pending·0 cites
- 0342US2012186084A1Unitary Flapper Base Method of ManufactureROBERTS TYLER C·Filed 2012·Application pending·0 cites
- 0424US2012291888A1Undulating sealing surface with raised ridgeBANE DAREN·Filed 2011·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →