Inventor · disambiguated record

John Howard Craig

Also filed as: CRAIG JOHN H · CRAIG JOHN HOWARD

2 granted patents·223 citations·filing 1995–1997

71Inventor score

Technology areasB01F E21B

Files withSTEWART & STEVENSON SERV INC2

Top patents by PatentIndex Score

2 records

0189US5775803AAutomatic cementing system with improved density controlSTEWART & STEVENSON SERV INC·Filed 1997·Granted Jul 7, 1998·118 cites·20 claims
0281US5624182AAutomatic cementing system with improved density controlSTEWART & STEVENSON SERV INC·Filed 1995·Granted Apr 29, 1997·105 cites·20 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →