Assignee
PEI INC
4 granted patents·215 citations·filing 1976–1982
Top patents by PatentIndex Score
4 records- 0193US4073351ABurners for flame jet drillPEI INC·Filed 1976·Granted Feb 14, 1978·146 cites·11 claims
- 0274US4550945ATruck bed closurePEI INC·Filed 1982·Granted Nov 5, 1985·41 cites·22 claims
- 0357US4066137AFlame jet tool for drilling cross-holesPEI INC·Filed 1976·Granted Jan 3, 1978·21 cites·25 claims
- 0434US4099584AFlame jet tool for drilling to great depthsPEI INC·Filed 1976·Granted Jul 11, 1978·7 cites·27 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →