Inventor · disambiguated record
G. Robert Frey
Also filed as: FREY G ROBERT
4 granted patents·107 citations·filing 1974–1984
77Inventor score
Files withJOY MFG CO4
Top patents by PatentIndex Score
4 records- 0190US4229124AAutomatic roof bolting system for minesJOY MFG CO·Filed 1979·Granted Oct 21, 1980·87 cites·9 claims
- 0241US3937517AProtective canopyJOY MFG CO·Filed 1974·Granted Feb 10, 1976·9 cites·8 claims
- 0334US4556117AFree floating operator compartmentJOY MFG CO·Filed 1984·Granted Dec 3, 1985·5 cites·6 claims
- 0434US4365682ASuspension system for operator compartmentJOY MFG CO·Filed 1980·Granted Dec 28, 1982·6 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →