Inventor · disambiguated record
Robert C. Keyes
Also filed as: KEYES ROBERT C
2 granted patents·1 pending application·41 citations·filing 1998–2001
63Inventor score
Technology areasE21B
Top patents by PatentIndex Score
3 records- 0141US6487901B1Transmitter housing for probe in a directional underground drilling apparatusFiled 1999·Granted Dec 3, 2002·26 cites·18 claims
- 0229US6095259ACore sampler apparatus with specific attachment meansFiled 1998·Granted Aug 1, 2000·15 cites·4 claims
- 0324US2002108748A1Replaceable tong die inserts for pipe tongsFiled 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →