Inventor · disambiguated record
John R. Lishman
Also filed as: LISHMAN JOHN R
1 granted patent·289 citations·filing 1975–1975
57Inventor score
Technology areasE21B
Files withCHEVRON RES1
Top patents by PatentIndex Score
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →