Inventor · disambiguated record
John E. Pertle
Also filed as: PERTLE JOHN E
6 granted patents·95 citations·filing 1978–1984
84Inventor score
Top patents by PatentIndex Score
6 records- 0166US4614136AAngularly adjustable mandrel assemblyTRI TOOL·Filed 1984·Granted Sep 30, 1986·25 cites·24 claims
- 0266US4319503ATube facing machineTRI TOOL INC·Filed 1980·Granted Mar 16, 1982·26 cites·3 claims
- 0364US4207786ACam follower tool arrangementTRI TOOL INC·Filed 1978·Granted Jun 17, 1980·15 cites·10 claims
- 0455US4246814AElbow mandrelTRI TOOL INC·Filed 1979·Granted Jan 27, 1981·12 cites·17 claims
- 0552US4422356ACutting tool bit holderTRI TOOL INC·Filed 1982·Granted Dec 27, 1983·13 cites·10 claims
- 0650USD264678SPipe end preparation toolTRI TOOL INC·Filed 1979·Granted Jun 1, 1982·4 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →