Inventor · disambiguated record
Ferdinand M. Mcginn
Also filed as: MCGINN FERDINAND M
3 granted patents·36 citations·filing 1976–1976
70Inventor score
Technology areasE21B
Files withPRODUCTION SPECIALTIES INC3
Top patents by PatentIndex Score
3 records- 0146US4031954AFlow valve installation and removal apparatusPRODUCTION SPECIALTIES INC·Filed 1976·Granted Jun 28, 1977·19 cites·5 claims
- 0234US4034806ATubing side pocket mandrelPRODUCTION SPECIALTIES INC·Filed 1976·Granted Jul 12, 1977·9 cites·2 claims
- 0333US4030543AWell tubing mandrel with combination guard, guide and latch arrangementPRODUCTION SPECIALTIES INC·Filed 1976·Granted Jun 21, 1977·8 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →