Assignee
PENNSYLVANIA CRUSHER CORP
US·13 granted patents·1 pending application·300 citations·filing 1973–2003
Top patents by PatentIndex Score
14 records- 0184US4367644AAdjustable die and key assemblyPENNSYLVANIA CRUSHER CORP·Filed 1980·Granted Jan 11, 1983·35 cites·19 claims
- 0283US4343438ARing hammerPENNSYLVANIA CRUSHER CORP·Filed 1980·Granted Aug 10, 1982·39 cites·12 claims
- 0375US5062575AComminutor with impact, shear and screening sectionsPENNSYLVANIA CRUSHER CORP·Filed 1990·Granted Nov 5, 1991·43 cites·17 claims
- 0472US3946950AMaterial reducerPENNSYLVANIA CRUSHER CORP·Filed 1973·Granted Mar 30, 1976·24 cites·10 claims
- 0568US4061279AHigh-speed rotating crushing machineryPENNSYLVANIA CRUSHER CORP·Filed 1977·Granted Dec 6, 1977·36 cites·63 claims
- 0666US3931937ABreaker/crusherPENNSYLVANIA CRUSHER CORP·Filed 1973·Granted Jan 13, 1976·20 cites·19 claims
- 0765US5062601AMill screen apparatusPENNSYLVANIA CRUSHER CORP·Filed 1990·Granted Nov 5, 1991·21 cites·25 claims
- 0863US3936004AMaterial reducerPENNSYLVANIA CRUSHER CORP·Filed 1974·Granted Feb 3, 1976·21 cites·25 claims
- 0962US6234414B1Apparatus and method for sealing shaftsPENNSYLVANIA CRUSHER CORP·Filed 1999·Granted May 22, 2001·20 cites·10 claims
- 1058US4009834AMethod of operating breaker/crusherPENNSYLVANIA CRUSHER CORP·Filed 1975·Granted Mar 1, 1977·14 cites·8 claims
- 1148US4085897ACrusher-dryer and method of crushingPENNSYLVANIA CRUSHER CORP·Filed 1977·Granted Apr 25, 1978·12 cites·11 claims
- 1238US2004060208A1Excavator teeth, apparatus and methodsPENNSYLVANIA CRUSHER CORP·Filed 2003·Application pending·0 cites
- 1337US5251826ATumbling media mill and control systemPENNSYLVANIA CRUSHER CORP·Filed 1992·Granted Oct 12, 1993·10 cites·42 claims
- 1436US5076507AVariable density grinding mediaPENNSYLVANIA CRUSHER CORP·Filed 1989·Granted Dec 31, 1991·5 cites·11 claims
Join the waitlist — get patent alerts
Get an alert when PENNSYLVANIA CRUSHER CORP files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →