Inventor · disambiguated record
Phillip Hardcastle
Also filed as: HARDCASTLE PHILLIP
2 granted patents·25 citations·filing 1980–1980
60Inventor score
Technology areasE21B
Files withCACTUS PIPE & SUPPLY CO INC2
Top patents by PatentIndex Score
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →