Inventor · disambiguated record

Charles Phelan

Also filed as: PHELAN CHARLES · PHELAN CHARLES M

2 granted patents·45 citations·filing 1981–1981

63Inventor score

Technology areasB25H F16N

Files withBRIAN EDWARD D O1 GLOBE OIL TOOLS INC1

Top patents by PatentIndex Score

2 records

0176US4437413AFolding structure employing a Sarrus linkageBRIAN EDWARD D O·Filed 1981·Granted Mar 20, 1984·33 cites·13 claims
0244US4390072ADrill bit lubricant circulation systemGLOBE OIL TOOLS INC·Filed 1981·Granted Jun 28, 1983·12 cites·8 claims

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