Inventor · disambiguated record
Fredrick Wong
Also filed as: WONG FREDRICK · WONG FREDRICK SUN-VEOW
3 granted patents·31 citations·filing 2004–2008
70Inventor score
Technology areasE21B
Top patents by PatentIndex Score
3 records- 0167US7472756B2Valve apparatus with seal assemblyPETROQUIP ENERGY SERVICES INC·Filed 2007·Granted Jan 6, 2009·13 cites·13 claims
- 0257US8002032B2Hydraulic overshot with removable setting and testing coreBLOWOUT TOOLS INC·Filed 2008·Granted Aug 23, 2011·7 cites·12 claims
- 0344US7191843B2Valve apparatus with seal assemblyPETROQUIP ENERGY SERVICES INC·Filed 2004·Granted Mar 20, 2007·11 cites·23 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →