Inventor · disambiguated record
Carl R. Graf
Also filed as: GRAF CARL R
7 granted patents·114 citations·filing 1973–1990
86Inventor score
Technology areasB02C
Top patents by PatentIndex Score
7 records- 0172US3946950AMaterial reducerPENNSYLVANIA CRUSHER CORP·Filed 1973·Granted Mar 30, 1976·24 cites·10 claims
- 0266US3931937ABreaker/crusherPENNSYLVANIA CRUSHER CORP·Filed 1973·Granted Jan 13, 1976·20 cites·19 claims
- 0365US5062601AMill screen apparatusPENNSYLVANIA CRUSHER CORP·Filed 1990·Granted Nov 5, 1991·21 cites·25 claims
- 0463US3936004AMaterial reducerPENNSYLVANIA CRUSHER CORP·Filed 1974·Granted Feb 3, 1976·21 cites·25 claims
- 0558US4009834AMethod of operating breaker/crusherPENNSYLVANIA CRUSHER CORP·Filed 1975·Granted Mar 1, 1977·14 cites·8 claims
- 0645US4779808AGyratory crusherFULLER CO·Filed 1984·Granted Oct 25, 1988·9 cites·3 claims
- 0736US5076507AVariable density grinding mediaPENNSYLVANIA CRUSHER CORP·Filed 1989·Granted Dec 31, 1991·5 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →