Inventor · disambiguated record
James C. St. John
Also filed as: ST JOHN JAMES C
3 granted patents·78 citations·filing 1980–1984
75Inventor score
Technology areasE21B
Files withHALLIBURTON CO3
Top patents by PatentIndex Score
3 records- 0163US5551242AFlameless nitrogen skid unitHALLIBURTON CO·Filed 1984·Granted Sep 3, 1996·26 cites·20 claims
- 0261US4409927AFlameless nitrogen skid unit with transmission retarderHALLIBURTON CO·Filed 1980·Granted Oct 18, 1983·32 cites·17 claims
- 0355US4438729AFlameless nitrogen skid unitHALLIBURTON CO·Filed 1980·Granted Mar 27, 1984·20 cites·62 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →