Inventor · disambiguated record
Christopher S. Charles
Also filed as: CHARLES CHRISTOPHER S · CHARLES CHRISTOPHER STEVEN
4 granted patents·199 citations·filing 1998–2002
82Inventor score
Technology areasE21B
Files withBAKER HUGHES INC4
Top patents by PatentIndex Score
4 records- 0182US6695080B2Reaming apparatus and method with enhanced structural protectionBAKER HUGHES INC·Filed 2002·Granted Feb 24, 2004·68 cites·44 claims
- 0275US6397958B1Reaming apparatus and method with ability to drill out cement and float equipment in casingBAKER HUGHES INC·Filed 2000·Granted Jun 4, 2002·51 cites·79 claims
- 0373US6739416B2Enhanced offset stabilization for eccentric reamersBAKER HUGHES INC·Filed 2002·Granted May 25, 2004·46 cites·38 claims
- 0452US6098728ARock bit nozzle arrangementBAKER HUGHES INC·Filed 1998·Granted Aug 8, 2000·34 cites·30 claims
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